BMS - Vakgroep OMD (EN)

Personal

Name:

Bernard Peter Veldkamp

Rank:

Head of department, Adjunct-Professor

Date of birth:

May 22nd, 1973

Place of birth:

Wapenveld, The Netherlands

Civil status:

Married (3 children)

Education

M.Sc.

(Applied Mathematics), University of Twente, 1996
(Thesis Title: GIZMO: mathematical models for a new zip code based Geographical Information System).

Ph.D.

 (Behavioral Sciences), University of Twente, 2001(Thesis Title: Principles and methods of constrained test assembly;
Promotor: Prof. Dr. Wim J. van der Linden).

Professional Career

2015 – date

Head of Department, Department of Research Methodology, Measurement and Data Analysis, Faculty of Behavioral Managerial and Social Sciences, University of Twente, The Netherlands.

2014 – date

Adjunct-Professor, Faculty of Behavioral Sciences, Department of Research Methodology, Measurement and Data Analysis, University of Twente, Enschede, The Netherlands.

2012 – date

Coordinator DFI (Dutch Fraud Initiative).

2011 – 2012

Visiting Scholar, Law School Admission Council, Newtown, PA.

2011 – date

Director, Research Center for Examination and Certification.

2008 – 2013

Associate Professor, Faculty of Behavioral Sciences, Department of Research Methodology, Measurement and Data Analysis, University of Twente, Enschede, The Netherlands.

2008 – 2011

Co-founder and Adjunct Director, Research Center for Examination and Certification.

2007

Visiting Scholar, Educational Testing Service, Princeton, USA.

2005

Visiting Professor, Faculty of Statistics, University of Bologna, Italy.

2001-2008

Assistant Professor, Faculty of Behavioral Sciences, Department of Research Methodology, Measurement and Data Analysis, University of Twente, Enschede, The Netherlands. 

1997-2001

PhD project, Faculty of Educational Sciences, University of Twente, Enschede, The Netherlands.

Manuscript reviews

2013 – date

Book Series Editor, Springer series Methodology of Educational Measurement and Assessment.

2012 – 2013

Associate editor Computational Statistics and Data Analysis

2012 – 2016

Section Editor of Journal for Computerized Adaptive Testing (JCAT)

Regular reviewer for such international journals as Journal for Computerized Adaptive Testing, International Journal of Testing, Journal of Educational Measurement, Applied Psychological Measurement, Journal of Eductional and Behavioral Statistics, and Psychometrika.

Awards

2008

Fellow of the Association for Evaluation and Assessment Europe.

University and professional committees

2015 - 2016

Chair Scientific Advisory Group, Standards & Testing Agency, London, UK.

2014 – 2014

Member committee Steur for advising the Dutch Ministry of Education on standard setting for the Math test

2014 - date

Member advisory board Foreign part Dutch integration examination.

2013 – date

Member of the Examination Board of Educational Sciences

2013 – 2014

Member Specialized Team on Social Statistics of GMStatistics

2013 – date

Board member of the Dutch Association for Educational Research (VOR)

2012 – 2013

Member Selection Committee INVALSI (Italy)

2012

Member scientific advisory board SRIM

2012

Organizer of the 3rd RCEC Workshop on IRT and Educational Measurement, Oct 3-5 2012, Enschede, The Netherlands

2012 - date

Member advisory board Dutch integration examination (Nederlands inburgeringsexamen).

2011 – 2012

Member of the IACAT committee to start the Journal for Computerized Adaptive Testing.

2011 – 2012

Advisor of Metrika, Washington, DC, USA.

2011 – 2013

Member, Board of Advisors (Raad van Advies) PiCompany, Utrecht, The Netherlands.

2011 – date

Chair, Scientific Advisory Board CITO (Dutch National Institute for Educational Measurment)

2011 – date

Chair, Division Methodology and Statistics, Dutch Association for Educational Research (VOR)

2010

Organizer of the 1st RCEC Workshop on IRT and Educational Measurement, Oct 11–14 2010, Enschede, The Netherlands.

2010 – 2013

Member of the International Committee of AERA division D

2009

Program Chair, 7th National Examination Conference, 26th Nov 2009

2009

Organizer of the 25th IRT Workshop, Oct 12-15 2009, Enschede, The Netherlands

2008 – 2011

Member of the Examination Board of Communication Studies

2008 - 2011

Secretary of the department of Research Methodology, Measurement, and Data Analysis, faculty of Behavioral Sciences, University of Twente

2007

Program Chair, 6th National Examination Conference, 15th Nov 2007

2007 – 2008

Member, Education committee (OLC), Communication Studies

2006 – 2008

Member, Curriculum revision committee, Communication Studies

2005 – 2011

Secretary Nederlandse Vereniging voor Examens [Dutch Examination Society]

2005 – 2009

Student mentor, Educational Design Management and Media

2004 – date

Member, Library committee, Educational Design Management and Media

Professional affiliations

2009 - date

International Association for Computerized Adaptive Testing (IACAT)

2008 - date

Vereniging voor Onderwijs Research [Dutch Association for Educational Research]

2008 – date

AEA- Europe

2004 – 2009

American Psychological Association

2004 – date

National Council on Measurement in Education

1999 – date

Dutch Society for Educational Measurement (NVE)

1998 – 2009

Psychometric Society

1998 – date

American Educational Research Association

1997 – date

Inter-university Graduate School for Psychometrics and Sociometrics (IOPS)

Research interests

Computerized measurement. Within this area I focus on Data Mining, test theory and its applications to educational and behavioral measurement, computerized adaptive testing, optimal test assembly, application of statistics to I&O psychology and management sciences.

Research Grants

Tech4People, University of Twente, 2016, €100.000, ‘Game-based learning’.

Law School Admission Council, 2015, €50.000, ‘Measurement Invariance Testing using Bayes factor’.

eScience Center, 2015, €500.000, ‘What works when for whom? Advancing therapy change process research by text mining’.

Cito, 2015, €400.000, Research line formative assessment.

SASS, 2015, €40.000 research grant ‘Cybercrime’.

Tech4People, University of Twente, 2015, €75000, ‘processing continuous data streams’.

eX:plain, 2014, €20000, ‘Fraud detection in QMP’.

Zyvo, 2014, €25000, ‘Ipsative CAT’.

Zorginstituut Nederland, 2014, €37000, ‘Afwegingskader toegang Wet langdurige zorg’.

NRO, 2014, € 50,000, ‘review study voorwaarden voor effectieve formatieve toetsing/ review study conditions for effective formative assessment’

Dutch Ministry of Social Affairs and Employment, 2014, € 29,000, Pilot fraude detection’.

EU, Lifelong Learning Program, LIBE Grant, 2013, € 110.000, ‘Supporting lifelong learning with Inquiry-Based Education’

Law School Admission Council, 2013, € 180.000, ‘Response time modeling and its applications’.

SASS, 2013, € 50,000 research grant “PTSD screening based on spoken language”

HHM, 2013, grant obtained for the project ‘Validating the Zelfredzaamheids Matrix’, € 10,500.

ECABO, 2013, grant obtained for the PhD project ‘Psychometric models in multi-media performance assessment’.

Ministerio dell’Instruzione, dell’Universia e della Ricerca, Italy, 2012, € 186,000. Programma ‘Futuro in Ricerca’, together with Sylvia Cagnone (University of Bologna, primary applicant) and Irini Moustaki (London School of Economics).

Kennisnet, 2012, € 20,000. ‘Overview and trends in computerized testing and examinations in the Dutch educational system’.

KPMG, 2012, grant obtained for PhD project ‘Fraud detection in annual reports’.

Astmafonds, 2012, € 250,000. ‘Development and evaluation of a Computerized Adaptive Test for measuring Quality of Life in patients with COPD’

ZonMw, 2011, € 135,000. ‘Mark My Words: The design and pretest of a methodology to analyze interpersonal health conversations in web and social media.’

Law School Admission Council, 2011, € 130,000 visiting scholarship grant.

ECABO, 2011, grant obtained for the PhD project “Multimedia-Based Performance Assessment (MBPA) in Vocational Education and Training (VET) in the Netherlands” 2011-2015

Dutch HBORaad, 2011, € 32,000, Guidelines for the evaluation of the test construction process.

Grow Talent, 2010, grant obtained for PhD project ‘Personality and performance assessment’.

Law School Admission Council, 2010, € 200,000 research grant, “Data mining for testlet modeling and its applications”.

SASS, 2010, € 70,000 research grant, “Implementation text mining based classification system for PTSD patients”.

CZ, 2010, € 15,000 research grant, “Automated fraud detection, con’d”.

KCH, 2009, grant obtained for PhD project “Competence bases assessment in vocational education in the Netherlands.”

CZ, 2009, € 20,000 research grant, “Automated fraud detection”.

SASS, 2008, € 150,000 research grant, “Automated intake system for PTSD patients”.

PiCompany, 2008, € 10,000 research grant, “Predicting item parameters”.

Crolox, 2007, € 18,500 research grant, “The use of data mining techniques for predicting traffic jams”.

Ministry of Justice, 2007, € 75,000 research grant, “Development of a risk detection model based on data mining techniques”.

Grant obtained from the Dutch Ministry of Binnenlands Zaken en Koninkrijksrelaties for the PhD project “Development of a VR Assessment” 2006-2010

Grant obtained from Picompany for the PhD project “Development of online IRT assessment instruments” 2006-2010

Grant obtained from the Netherlands Organization for Scientific Research (NWO) for the PhD project “The use of item response theory in personality assessment” 2005-2009

Ministry of Justice, 2005, € 25,000 research grant, “Risk analysis of foundations with respect to criminal behavior with data mining techniques”.

IOPS, 2001, € 2,500 Travel Grant, European meeting of the Psychometric Society in Osaka, JP, 2001.

Paper presentations

Invited symposium Future trends in educational research in the Netherlands, Annual Meeting of the American Educational Research Association, April 7-12, 2016, Washington DC.

Keynote at the LIBE project incontro conclusive, ‘Psychometrics in LIBE’, December 11th, 2015, Rome, Italy.

Keynote at the Conference ‘Construeren en vaststellen: een vak apart!’, March 21st, 2014, Utrecht, The Netherlands.

Keynote at the Conference ‘Assessment of workplace learning’, Feb 14th, 2013, Utrecht, The Netherlands.

Keynote at the 47th Woudschoten Conference of Physics Didactics, Dec 15th, 2012, Noordwijkerhout, The Netherlands.

Keynote at the 1st International Conference on Interdisciplinary Research on Technology, Education, and Communication, May 25-27, 2010, Kortrijk, Belgium.

Studium Generale Lecture at the University of Eindhoven. The Netherlands, Mine your own business, May 13th 2009.

Invited symposium Advances on research in CATs, 3rd European Congres on Methodology, July 9-11, 2008, Oviedo, Spain.

Invited presentations at:

17th SINAPE Meeting, July 24-28, 2006. Caxambu, Brasil,

Educational Testing Service, June 2007, Princeton, USA,

Law School Admission Council, June 2007, Newtown, USA,

Joint SFC CLADAG Meeting, June 11-13, 2008, Caserta, Italia,

ITEC Workshop, Jan 8-9, 2009, Kortijk, Belgium,

Law School Admission Council, June 2010, Newtown, USA,

Law School Admission Council, Nov 2011, Newtown, USA,

Educational Testing Service, Dec 2011, Princeton, USA,

Fordham University, Apr 2012, New York, USA.

Rutgers University, Apr 2012, New Brunswick, USA.

IOPS conference, Dec 18th, 2012, Enschede, The Netherlands.

Law School Admission Council, Jan 24th, 2013, Newtown, USA.

Isoqol-NL conference, March 12th, 2014, Utrecht, The Netherlands

TiCC-SIKS colloquium at the university of Tilburg, The Netherlands, February 3rd, 2010.

AICPA/LSAC/College Board colloquium, Newtown, USA, March 22nd, 2012.

Paper presentations at the National Council on Measurement in Education (NCME) Meetings in Montreal, 1999, San Diego, 2004, Montreal 2005, Vancouver, 2012, San Francisco, 2013, Philadelphia, 2014, Chicago, 2015, and Washington, 2016, at the European Meeting of the Psychometric Society, Osaka, JP, 2001, at the American Meeting of the Psychometric Society in Champaign Urbana, 1998, Chapel Hill, 2002, Cagliary, IT, 2003, Tilburg, NL, 2005, Madison, WI, 2014, at Society for Multivariate Analysis in the Behavioral Sciences, Tilburg, NL, 2002, at the meeting of the International Testing Committee, Winchester, UK, 2002, at the Onderwijs Research Dagen in Eindhoven, 2008, at the annual meeting of AEA-Europe in Bulgaria, 2008, Malta, 2009, Berlin, 2012, and at the EARLI, Munchen, 2013.

Courses and seminars taught

The following courses have been taught, both at bachelor and master level:

Assessment of and for Learning

Introduction Research Methodology

Research Methodology,

Psychometrics,

Test Design,

Research Design,

Educational Measurement,

Computerized Testing Technology, and Introductory Statistics.

Research methodology for I&O Psychology

Capita selecta for I&O Psychology

Selection and Assessment in the I&O Psychology

Invited workshop at the meeting of the International Testing Committee (2002) about Optimal test assembly.

Doctoral Dissertations Supervised

Current projects:

Den Otter, D. (2015-2020). Formative assessment and effective feedback. (with T.J.H.M. Eggen)

Wulff, J. (2015-2018). Developing Psychological and Educational Measurement Models for Next-Generation Adaptive Medical Laboratory Simulations. (Daily supervisor: Dr. Guido Makransky).

Heitink, M.C. (2014-2017). Personalized learning and assessment.

Wiegersma, S. (2013 – 2019). Classification of spoken text using text mining. (with C.A.W. Glas, grant obtained from SASS)

Fissette, M. (2012 – 2017). Fraud detection in annual reports. (Grant obtained from KPMG).

De Klerk, S. (2011 -2016). Multimedia-Based Performance Assessment (MBPA) in Vocational Education and Training (VET) in the Netherlands. (with T.J.H.M. Eggen, Grant obtained from ECABO).

Brouwer, A. (2010 – 2017). Personality and performance assessment.

Stoorvogel, H. (2010 – 2016). The incremental value of communication skills in sermons. (Promotor: M.D.T. de Jong, daily supervisor M. van Vuuren).

Hubregtse, M. (2009 – 2016). Competence bases assessment in vocational education in the Netherlands. (Promotor: T.J.H.M. Eggen, Grant obtained from KCH).

Finished projects:

Groen, M. van (2014). Classification decision in Computerized Adaptive Testing. (with T.J.H.M. Eggen).

He, Q. (2013). Text mining and IRT for Psychiatric and Psychological Assessment. University of Twente, October 3rd, 2013. (Promotor: C.A.W. Glas & T. de Vries, Grant obtained from SASS).

Egberink, I.J.L. (2010). Development of online IRT assessment instruments. University of Groningen. November 25th (Promotor: R.R. Meijer, Grant obtained from PiCompany).

Khalid, M.N. (2009). IRT Model Fit From Different Perspectives. University of Twente. December 9th, 2009. (Promotor: C.A.W. Glas).

Weekers, A. (2009). Modeling Typical Performance Measures. Univerversity of Twente. December 16th, 2009. (Promotors: C.A.W. Glas and R.R. Meijer, Grant obtained from NWO Open Competitie).

Vorst, J. (2008). Complexity Theory in Regional Health Care Networks. University of Twente, December 4th, 2008. (Promotors: T. de Vries and A. Suurmond)

Korobko, O. (2007). Comparison of Examination Grades using Item Response Theory: a Case Study. University of Twente, September 7th, 2007. (Promotor: C.A.W. Glas)

Matteucci, M. (2007). Item Response Theory model for the competence evaluation: towards a multidimensional approach in the University guidance. University of Bologna, IT, March 15th, 2007. (Promotor: S. Mignani)

Van Vuuren, H.A. (2006). Why work; the contribution of value perceptions and efficacy expectations to organizational commitment. University of Twente, October 27th, 2006. (Promotor: E.R. Seydel, assistant promoter: M.D.T. de Jong)

Blokhuis, F.T.L. (2006). Evidence-based design of workplace learning. University of Twente, June 30th, 2006. (Promotor: W.J. Nijhof)

Ariel, A. (2005). Contributions to test-item bank design and management. University of Twente, September 23rd, 2005. (Promotor: W.J. van der Linden)

Nijman, D.J.J.M. (2004). Supporting Transfer of Training. University of Twente, December 10th, 2004. (Promotor: W.J. Nijhof)

Other appointments

2013 - date

Elected member of the Church Council of GKV - Enschede Zuid

2006 – 2011

Member of the City Council of Enschede

2001 – 2004

Elected member of the Church Council of GKV - Enschede Zuid

2004

Temporary member of the City Council of Enschede

List of publications

2016

van Groen, M.M. (2016). Multidimensional Computerized Adaptive Testing for Classifying Examinees with Within-Dimensionality. Applied Psychological Measurement.

De Klerk, S., Eggen, T. J., & Veldkamp, B. P. (2016). A methodology for applying students' interactive task performance scores from a multimedia-based performance assessment in a Bayesian Network. Computers in Human Behavior, 60, 264-279.

De Klerk, S., Veldkamp, B.P., & Eggen, T.J.H.M. (2016). The Psychometric Evaluation of a Summative Multimedia-Based Performance Assessment. Communications in Computer and Information Science, 571, 1-11.

Hubregtse, M., Moerbeek, M., Veldkamp, B.P., & Eggen, T.J.H.M. (2016). Testing competences world-wide in large numbers. Communications in Computer and Information Science, 571, 27-39.

Heitink, M.C., & Veldkamp, B.P. (2016). Computer Adaptive Assessment for Learning in a Virtual Learning Environment. Communications in Computer and Information Science, 571, 22-26.

Veldkamp, B.P. (2016). On the Issue of Item Selection in Computerized Adaptive Testing With Response Times. Journal of Educational Measurement.

Heitink, M.C., van der Kleij, F.M., Veldkamp, B.P., Schildkamp, K., & Kippers, W.B. (2016). A Systematic Review of Prerequisites for Implementing Assessment for Learning in Classroom. Educational Research Review.

He, Q., Veldkamp, B.P., Glas, C.A.W., & Vries, T. (2015). Automated assessment of patients’ self-narratives for posttraumatic stress disorder screening using natural language processing and text mining. Assessment.

2015

Sanders, P., van Dijk, P., Eggen, T.J.H.M., den Otter, D., & Veldkamp, B.P. (2015). RCEC beoordelingssysteem voor de kwaliteit van studietoetsen en examens.

Poce, A. et al. (2015). Supporting life-long learning with inquiry based education. E-booklet. http://libeproject.it/wp-content/uploads/2015/11/LIBE-eBooklet.pdf

De Vries, T., Vermetten, H.G.J.M., & Veldkamp, B.P. (2015). Het is precies wat u zegt: eHealth en diagnose in de ggz. [It's exactly what you say, eHealth and diagnosis in mental health care] Cogiscoop. (in press).

Veldkamp, B.P. (2015). Computerized Test Construction. In: Claire Byrne, Richard Berryman and Mike Nicholls (Eds.). International Encyclopedia of the Social and Behavioral Sciences, 2nd Ed. (pp. 510-514). Amsterdam, Netherlands: Elsevier Ltd.

Veldkamp, B.P., & Avetysian, M. (2015). Stochastic programming for individualized test assembly with mixture response time models. (LSAC RR 15-01).

Schildkamp, K., Heitink, M., Kleij, F. van der, Hoogland, I.L., Dijkstra, A.M., Kippers, W.B., & Veldkamp, B.P. (2015). Informatie-management [Information management; publication in Dutch]. Didactief, 45-4, pp. 24-25.

Heij, K., Eggen, T.J.H.M., Veldkamp, B.P., de Jong, J.H.A.L., & Haitjema, T. (2015). Interview: Vier deskundigen nemen de cesuur onder de loep. [publication in Dutch] Toets!, 4, 24-29.

Timmers, C.F., Walraven, A., & Veldkamp, B.P. (2015). The effect of regulation feedback in a computer-based formative assessment on information problem solving. Computers and Education, 87, 1-9.

Paap, M.C.S., Veldkamp, B.P., & He, Q. (2015). Selecting testlet features with predictive value for the testlet effect: an empirical study. Sage Open, april-june 2015, 1-12. DOI: 10.1177/2158244015581860

Veldkamp, B.P. (2015). De inhoud en constructie van toetsen [The content and construction of tests]. In: Piet F. Sanders (Ed.) Toetsen op School voor het hoger onderwijs. In press.

Veldkamp, B.P. (2015). Test assembly: Automated (2015). Encyclopedia of statistics in the behavioral sciences, Wiley. In press.

De Klerk, S., Eggen, T.J.H.M., & Veldkamp, B.P. (2015). Psychometric analysis of the performance data of simulation-based assessment: A systematic review and a Bayesian network example. Computers & Education, 85, 23-34.

2014

Marianti, S., Avetysian, M., Fox, J.-P., Veldkamp, B.P., & Tijmstra, J. (2014). Testing for aberrant behavior in response time modeling. Journal of Educational and Behavioral Statistics, 39. 426-451.

Schildkamp, K., Heitink, M., Kleij, F. van der, Hoogland, I.L., Dijkstra, A.M., Kippers, W.B., & Veldkamp, B.P. (2014). Voorwaarden voor effectieve formatieve toetsing: een praktische review [publication in Dutch]. University of Twente, The Netherlands.

Veldkamp, B.P. (2014). Some practical issues in computerized adaptive testing with response times. (LSAC RR 14-06)

Steur, H.G.J., Mellenbergh, G.J., Veldkamp, B.P., Vos, J.M., van der Werf, M.P.C., van der Vorle, R.B.M. (2014). Doordacht doorzetten naar een hoger rekenniveau. [publication in Dutch]. SLO

Wiegersma, S., Veldkamp, B.P., & de Vries, T. (2014). Omvang en detectie uitkeringsfraude: pilotonderzoek. [publication in Dutch]. University of Twente.

Matteucci, M., & Veldkamp, B.P. (2014). The approach of power priors for ability estimation in IRT models, Quality and Quantity, DOI: 10.1007/s11135-014-0059-y

He, Q, Glas, C.A.W., & Veldkamp, B.P. (2014). Assessing impact of differential symptom functioning on posttraumatic stress disorder (PTSD) diagnosis. International Journal of Methods in Psychiatric Researc, 23, 131-141.

Van Groen, M.M., Eggen, T.J.H.M., & Veldkamp, B.P. (2014). Item Selection Methods Based on Multiple Objective Approaches for Classifying Respondents Into Multiple Levels. Applied Psychological Measurement, 38. 187-200.

Marianti, S., Avetysian, M., Fox, J.-P., & Veldkamp, B.P. (2014). Testing for aberrant behavior in response time modeling. (LSAC RR 14-02).

De Klerk, S., Eggen, T.J.H.M., & Veldkamp, B.P. (2014). A blending of computer-based assessment and performance-based assessment: Multimedia-based performance assessment (MBPA). The introduction of a new method of assessment in Dutch vocational education and training (VET). Cadmo, 22, 39-56.

Veldkamp, B.P. (May, 2014). Examenfraude opsporen: een technische uitdaging. [Fraud detection: a technical challenge, interview, in Dutch]. Didactief, 44, 5, 20-21.

He, Q., Glas, C.A.W., Kosinski, M., Stillwell, D.J., Veldkamp, B.P. (2014). Predicting self-monitoring skills using textual posts on Facebook. Computers in Human Behavior, 33, 69-78. Doi: 10.1016/j.chb.2013.12.026

Veldkamp, B.P. (2014). Item pool development and maintenance. In: Duanli Yan, Alina von Davier, and Charles Lewis (Eds.). Computerized Multistage Testing: Theory and Applications, pp. 39-54..

2013

Belov, D.I., Kary, D., & Veldkamp, B.P. (2013). Robust text similarity and its applications for the LSAT. (LSAC RR 13-04)

Matteucci, M., & Veldkamp, B. P. (2013). On the use of MCMC computerized adaptive testing with empirical prior information to improve efficiency. Statistical Methods and Applications, 22, pp.243-267. DOI:10.1007/s10260-012-0216-1.

Veldkamp, B. P. (2013). Application of robust optimization to automated test assembly. Annals of Operations Research 206, pp 595-610. DOI: 10.1007/s10479-012-1218-y.

Matteucci, M., & Veldkamp, B.P. (2013). Bayesian estimation of IRT models with power priors. In: Brentari E., Carpita M., Vita e Pensiero (Eds.). Advances in Latent Variables, In press.

Paap, M.C.S., Glas, C.A.W. & Veldkamp, B.P. (2013). An Overview of Research on the Testlet Effect: Associated Features, Implications for Test Assembly, and the Impact of Model Choice on Ability Estimates. (LSAC RR 13-02)

Veldkamp, B.P. , & Paap, M.C.S.(2013). Robust Automated Test Assembly for Tesltet-based Tests: an illustration with the AR-section of the LSAT. (LSAC RR 13-01).

Veldkamp, B. P., & Matteucci, M. (2013). Bayesian computerized adaptive testing. Revista Ensaio: Avaliação e Política Públicas em Educação, vol 21, n. 78, pp. 57-82

Veldkamp, B. P., Matteucci, M., & de Jong, M.G. (2013). Uncertainties in the item parameter estimates and robust automated test assembly. Applied Psychological Measurement, 37, 123-139. DOI:10.1177/0146621612469825.

2012

Paap, M.C.S., & Veldkamp, B.P. (2012). Unraveling the Relationship Between Testlet Features and Item Parameters: An Empirical Example. (LSAC RR 12-06).

Van der Kleij, F.M., Vermeulen, J., Eggen, T.J.H.M., & Veldkamp, B.P. (2012). Leren van toetsen; een cyclisch proces. [paper written in Dutch]. Retrieved from: http://toetswijzer.kennisnet.nl/html/leren_van_toetsen/leren_van_toetsen.pdf

Matteucci, M., Mignani, S., & Veldkamp, B. P. (2012). The use of predicted values for item parameters in item response theory models: An application in intelligence tests. Journal of Applied Statistics, 39, 2665-2683. DOI:10.1080/02664763.2012.725034.

He, Q., Veldkamp, B.P., & de Vries, T. (2012). Screening for posttraumatic stress disorder using verbal features in self-narratives: a text mining approach. Psychiatry Research, 198, 259-265. DOI:10.1016/j.psychres.2012.01.032

Matteucci, M., Mignani, S., & Veldkamp, B.P. (2012). Prior distributions for item parameters in IRT models. Communications in Statistics –Theory and Methods 41, 2944-2958. DOI:10.1080/03610926.2011.639973

Eggen, T.J.H.M., & Veldkamp, B.P. (Eds.). (2012). Psychometrics in practice at RCEC. [E-Book; Adobe pdf version]. doi http://dx.doi.org/10.3990/3.9789036533744

Paap, M.C.S., & Veldkamp, B.P. (2012). Minimizing the testlet effect: identifying critical testlet features by means of tree-based regression. In: Theo J.H.M. Eggen, & Bernard P. Veldkamp (Eds.) Psychometrics in practice at RCEC. (pp. 63-72). Doi: http://dx.doi.org/10.3990/3.9789036533744

He, Q., & Veldkamp, B.P. (2012). Classifying unstructured textual data using the Product Score Model: An alternative text mining algorithm. In: Theo J.H.M. Eggen, & Bernard P. Veldkamp (Eds.) Psychometrics in practice at RCEC. (pp. 47-62). Doi: http://dx.doi.org/10.3990/3.9789036533744.

Veldkamp, B.P. (2012). Ensuring the future of CAT. In: Theo J.H.M. Eggen, & Bernard P. Veldkamp (Eds.) Psychometrics in practice at RCEC. (pp. 35-46). doi:http://dx.doi.org/10.3990/3.9789036533744.

Paap, M.C.S., He, Q. & Veldkamp, B.P. (2012). Identifying critical features using tree-based regression: An illustration with the AR section of the LSAT. (LSAC RR 12-04).

Veldkamp, B.P. (2012). Application of robust optimization to automated test assembly. (LSAC RR 12-02). Retrieved from http://www.lsac.org/LSACResources/Research/RR/pdf/RR-12-02.pdf

Van der Kleij, F.M., Eggen, T.J.H.M., Timmers, C.F., & Veldkamp, B.P. (2012). Effects of feedback in a computer-based assessment for learning. Computers in Education, 58 (1), 263-272.

Veldkamp, B.P. (2012). Random test construction. Examens, 9. 17-19. [paper is written in Dutch].

2011

Luyten, H., & Veldkamp, B.P. (2011). Assessing Effects of Schooling With Cross-Sectional Data: Between-Grades Differences Addressed as a Selection-Bias Problem. Journal of Research on Educational Effectiveness, 4, 264-288.

Veldkamp, B.P., Matteucci, M., & Eggen, T.J.H.M. (2011). Computerized adaptive testing in computer assisted learning? Communications in Computer and Information Science, 126, 28-39.

Timmers, C.F., & Veldkamp, B.P. (2011). Attention paid to feedback provided by a computer-based assessment for learning on information literacy. Computers in Education, 56 (3), 923-930.

Veldkamp, B.P. (2011). Divisie D. Measurement and Research Methodology A southern flavor of testing, examination and assessement (Conferentieverslag). Pedagogische Studiën, 88, 298-300. [paper is written in Dutch].

Pieters, J.M., Veldkamp, B.P., Hulshof, C., Oosterhuis, J., & van der Molen, H.T. (2011). VIP: Observatie. In: H.T. van der Molen, H.G. Schmidt, M. de Jong, & E.M. Osseweijer (Eds.). Vaardigheden in de Psychodiagnostiek. (pp. 45-51). Den Haag: Boom/Lemma.

2010

Sinharay, S., von Davier, M., Guo, Z., & Veldkamp, B.P. (2010). Assessing fit of latent regression models. IERI Monograph Series, 3, 35-55.

Veldkamp, B.P., Verschoor, A.J., & Eggen, T.J.J.M. (2010). A multiple objective test assembly approach for exposure control problems in Computerized Adaptive Testing. Psicologica, 31, 335-355.

Egberink, I.J.L., Meijer, R.R., & Veldkamp, B.P. (2010). Conscientiousness in the Workplace: Applying Mixture IRT to Investigate Scalability and Predictive Validity. Journal of Research in Personality, 44 (2), 232-244.

Egberink, I.J.L., Meijer, R.R., Veldkamp, B.P., Schakel, L., & Smid, N. (2010). Detection of aberrant item score patterns in computerized adaptive personality testing: An empirical example using the CUSUM. Personality and Individual Differences, 48, 921-925.

Veldkamp, B.P. (2010). Bayesian item selection in constrained adaptive testing using shadow tests. Psicologica, 31, pp. 149-169.

Veldkamp, B.P., & van der Linden, W.J. (2010). Designing item pools for Computerized Adaptive Testing. In: Wim J. van der Linden, & Cees A.W. Glas. Elements of adaptive testing. (pp. 231-245). New York: Springer

2009

Barrada, J.R., Abad, F.J, & Veldkamp, B.P. (2009). Comparison of methods for controlling maximum exposure rates in computerized adaptive testing. Psicothema, 21, pp. 313-320.

Barrada, J.R., Veldkamp, B.P., & Olea, J. (2009). Multiple maximum exposure rates in computerized adaptive testing, Applied Psychological Measurement, 33, pp. 58-73.

De Jong, M. G., Steenkamp, J.B.E.M., & Veldkamp, B.P. (2009). A model for the construction of country-specific, yet internationally comparable short-form marketing scales. Marketing Science, 28, 674-689.

Weekers, A.M., Brown, G.T.L., & Veldkamp, B.P. (2009) Analyzing the Dimensionality of the Students’ Conceptions of Assessment (SCoA) Inventory. In: Dennis M. McInerney, Gavin T.L. Brown, & Gregory Arief D. Liem. Students perspectives on assessment: What students can tell us about assessment for learning (pp. 133-157). Charlotte, NC: Information Age Publishing.

Matteucci, M., Mignani, S, & Veldkamp, B.P. (2009). Issues on response theory modelling. In: Paola Monari, Matilde Bini, Domenico Piccolo, and Luigi Salmaso (Eds.) Statistical Methods for the Evaluation of Educational Services and Quality of Products (pp. 29-46). Berlin Heidelberg: Springer Verlag.

Matteucci, M., & Veldkamp, B.P. (2009). The inclusion of prior information in CAT administration. In Salvatore Ingrassia and Roberto Rocci (Eds.). Classification and data analysis 2009, Book of short papers (pp. 565-568). Padova, Italia: CLEUP.

2008

Veldkamp, B.P., & van der Linden, W.J. (2008). Implementing Sympson-Hetter Item-Exposure Control in a Shadow-Test Approach to Constrained Adaptive Testing. International Journal of Testing, 8, 272-289.

Veldkamp, B.P. (2008). A review of integrityTM. International Journal of Testing, 8, 202-207.

van Vuuren, H.A., Veldkamp, B.P., de Jong, M, & Seijdel, E. (2008). Why work? Aligning foci and dimensions of commitment along the axis of the Competing Values Framework. Personnel Review, 37, 47-75.

Veldkamp, B.P., & de Vries, T. (2008). Identification of bankruptcy fraud in Dutch organizations. In: Hans Weghorn and Ajith P. Abraham (Eds.) Proceedings of the MCCSIS ’08 (pp. 63-66). Amsterdam, NL: IADIS Press.

Veldkamp, B.P., & Luyten, H. (2008). Verschillen in leeropbrengsten tussen jaargroepen als de basis voor schatting van het effect van onderwijs. In: W. Jochems, P. den Brok, T. Bergen en M. van Eijck. Licht op leren; Proceedings van de 35e Onderwijs Research Dagen (pp. 307-308). Eindhoven, Netherlands: Eindhoven School of Education.

Matteucci, M. & Veldkamp, B.P. (2008). Including empirical prior information in test administration. In: B. Fichet, D. Piccolo, and R. Verde. First joint meeting of the SFC and the CLADAG; Book of short papers (pp. 97-100). Napoli, Italia: Edizioni Scientifiche Italiane.

2007

Van der Linden, W.J., & Veldkamp, B.P. (2007). Conditional item exposure control in adaptive testing using item-ineligibility probabilities. Journal of Educational and Behavioral Statistics, 32, 398-417.

van Vuuren, H.A., Veldkamp, B.P., de Jong, M, & Seijdel, E. (2007). The congruence of actual and percieved person organization fit. International Journal of Human Resource Management. 18, 1736-1747.

Wognum, I., Veldkamp, B.P., Grip, A. de & Sieben, I. (2007). Leeftijdbewust opleiden en ontwikkelen. In W.A.M. De Lange & J. Thijssen (Eds.), Personeelsbeleid voor oudere werknemers (pp. 141-151). Amsterdam: WEKA.

2006

Nijman, D.J.J.M., Nijhof, W.J., Wognum, A.A.M., & Veldkamp, B.P. (2006). Exploring differential effects of supervisor support on transfer of training. Journal of European Industrial Training, 30, 529-549.

van der Linden, W.J., Ariel, A., & Veldkamp, B.P. (2006). Assembling a CAT pool as a set of linear tests. Journal of Educational and Behavioral Statistics, 31, 81-100.

Ariel, A., van der linden, W.J., & Veldkamp, B.P. (2006). A strategy for optimizing item pool management. Journal of Educational Measurement, 43, 85-96

Ariel, A., Veldkamp, B.P., & Breithaupt, K. (2006). Optimal testlet pool assembly for multi-stage testing designs. Applied Psychological Measurement, 30, 204-215

Reenalda, M., Nijhof, W.J., Veldkamp-de Jong, R.J., & Veldkamp, B.P. (2006). Effecten van duale leeromgevingen in het hbo: de sectoren techniek en gezondheidszorg. Pedagogische Studiën, 83, pp. 366-382.

Gelooven, D. van, & Velkamp, B.P. (2006). Beroepsbekwaamheid van weginspecteurs: een virtual reality toets. In: E. Roelofs & G. Streatmans. Assessment in actie: competentie beoordeling in opleiding en beroep. (pp. 93-123). Citogroep, Arnhem, The Nederlands.

Wognum, I., Veldkamp, B.P., De Grip, A., en Sieben, I. (2006). Ageing workforce and age-related policies: a secondary analysis. In: Tonette S. Rocco & Jo G.L. Thijssen (Eds.). Older workers, new directions: employment and development in an ageing labor market. Miami, FL: Center for labor research and studies, Florida International University.

Wognum, I., Veldkamp, B.P., De Grip, A., en Sieben, I. (2006). Grotere arbeidsdeelname van ouderen door leeftijdsbewust personeelsbeleid? Tijdschrift voor HRM, 9(1). 92-104.

2005

Breithaupt, K., Ariel, A, & Veldkamp, B.P. (2005). Automated simultaneous assembly for multi-stage testing. International Journal of Testing, 5, 319 – 330.

Huitzing, H.A., Veldkamp, B.P., & Verschoor, A.J. (2005). Infeasibility in automatic test assembly models: a comparison study of different methods. Journal of Educational Measurement, 42, 223-243.

Nijman, D.J.J.M, Nijhof, W.J. Wognum, A.A.M., & Veldkamp, B.P. (2005). Differential effects of supervisor support on transfer of training. In: R.Holden (Ed.). Proceedings of the Sixth international conference on HRD research and practice across Europe: Human resource development - addressing the value. Leeds, UK: EHRD.

Veldkamp, B.P. (2005). Optimal Test Construction. In K.Kempf-Leonard (Ed.), Encyclopedia of Social Measurement, Volume 2, 933-941. London (UK): Academic Press.

Veldkamp, B.P. (2005). Test Construction: Automated. In Brian S. Everitt & David C Howell ( Eds.) Encyclopedia of Statistics in the Behavioral Sciences, Volume 4, 2011-2014. Chichester (UK): John Wiley & Sons.

2004

van der Linden, W.J., & Veldkamp, B.P. (2004). Constraining Item Exposure Rates in Computerized Adaptive Testing with Shadow Tests. Journal of Educational and Behavioral Statistics, 29, 273-291.

van der Linden, W.J., Veldkamp, B.P., & Carlson, J.E. (2004) Optimizing Balanced Incomplete Block Designs for Educational Assessments. Applied Psychological Measurement, 28, 317-331

Ariel, A, Veldkamp, B.P., & van der Linden, W.J. (2004). Constructing rotating item pools for constrained adaptive testing. Journal of Educational Measurement, 41, 345-360.

Wognum, A.A.M., & Veldkamp, B.P. (2004). Strengthening a comprehensive model for explaining HRD effectiveness. In: T.M. Egan, M.L. Morris, & V. Inbakumar (Eds.). Proceedings of the 2004 Academy of Human Resource Development conference, pp. 968- 975. Austin, Texas: AHRD.

Wognum, A.A.M., Veldkamp, B.P., de Grip, A., & Sieben, I. (2004). Competence development in SMEs in general, and in pharmacies in particular. In: T.N. Garavan, E. Collins, M. Morley, C. Gubbins, R. Carbery, L. Prendeville, & H. Sheikh (Eds.). Proceedings of the fifth international conference on HRD research and practice accross Europe. Limerick, Ireland: EHRD

2003

Veldkamp, B.P. (2003). Item Selection in Polytomous CAT. In: H. Yanai, A. Okada, K. Shigemasu, Y. Kano, & J.J. Meulman (Eds.). New Developments in Psychometrics (pp.207-214). Tokyo, Japan: Springer Verlag.

Veldkamp, B.P., van der Linden, W.J., & Ariel, A. (2003a). Mathematical Programming Approaches to Test Item Pool Design. In Serge P. Shohov (Ed.), Advances in Psychology Research (pp.93-108). New York: Nova Science Publishers.

Veldkamp, B.P., van der Linden, W.J., & Ariel, A. (2003b). Mathematical Programming Approaches to Test Item Pool Design. In Serge P. Shovov. Topics in Cognitive Psychology (pp.207 – 222). New York: Nova Science Publishers. [Reprint of: Veldkamp, B.P., van der Linden, W.J., & Ariel, A. (2003a)]

2002

Veldkamp, B.P. (2002). Multidimensional Constrained Test Assembly. Applied Psychological Measurement, 26, 133-146.

Veldkamp, B.P. & van der Linden, W.J. (2002). Multidimensional constrained adaptive testing. Psychometrika, 67, 575-588.

Wognum, A.A.M., Veldkamp, B.P., Ankersmit, W.E., & van de Lagemaat, J.A. (2002). Characteristics explaining HRD effectiveness. Proceedings of the AHRD-meeting March 2002 (pp. 17-2.1 - 17-2.8).

Wognum, A.A.M. & Veldkamp, B.P. (2002). Evalueren en verbeteren van opleidingen en leeractiviteiten op het terrein van sociale vaardigheden. Toegepaste Onderwijskunde Rapport, Enschede, The Netherlands: University of Twente

Wognum, A.A.M., & Veldkamp, B.P. (2002). Meten en verbeteren van de performance van werknemers in een bank organisatie.[Measuring and improving the performance of employees in a banking organization]. Tijdschrift voor HRM, 3, 65-86.

2001

Veldkamp, B.P. (2001). Principles and methods of constrained test assembly. Unpublished doctoral dissertation, University of Twente, The Netherlands.

Veldkamp, B.P. (2001). Optimale Toetsconstructie: Betrouwbaar meten = zweten. Stator, April, 15-16.

2000

van der Linden, W.J., Veldkamp, B.P., & Reese, L.M. (2000). A model for optimal integer programming approach to item bank design. Applied Psychological Measurement, 24, 139-150.

Veldkamp, B.P. & van der Linden, W.J. (2000). Designing item pools for Computerized Adaptive Testing. In: W.J. van der Linden & C.A.W. Glas (Eds.). Computerized Adaptive Testing: Theory and Practice (pp. 149-162). Boston, MA: Kluwer Academic Publishers.

1999

Veldkamp, B.P. (1999). Multiple objective test assembly problems. Journal of Educational Measurement, 36, 253-266.