BMS - Vakgroep OMD (EN)

CV Prof. dr. Theo Eggen

Proposed Position

Principal Assessment Scientist


Name of Firm:

Cito, Institute for Educational Measurement

PO Box 1034

6801 MG ARNHEM, the Netherlands

Name of Staff:


Date of Birth:

April 4, 1953 Nationality: Dutch

Years with firm:

Since 1986

Key Qualifications:

Mr Eggen is a member of Cito’s Psychometric Research Center. He has a major experience in advising on the methodological aspects (research design and data analysis) of educational research and test development, in conducting data analysis and in multidisciplinary cooperation projects. Besides that he is professor of Psychometrics at the University of Twente.

Mr Eggen has expert knowledge of statistical tools and packages, of specialized psychometric computer programs and of computer programming. He worked as a consultant in educational measurement at university, at Cito and internationally. He teaches introductory and specialized courses and has presented many papers at national and international conferences. He is the author of research articles, syllabi and textbooks. He supervises master and phd projects on educational measurement.

Mr Eggen’s specializations are: item response theory, quality of tests, national assessment, missing data problems and computerized adaptive testing.

Education

Institution:

University of Twente, Enschede

Date:

2004

Degree(s) or Diploma(s):

Doctorate (Phd). Title dissertation: Contributions to the theory and practice of computerized adaptive testing

Institution:

University of Twente, Enschede

Date:

Since 1977

Degree(s) or Diploma(s):

Several post academic courses in data analysis, psychometrics, ICT, project management and financial management.

Institution:

University of Twente, Enschede

Date:

1977

Degree(s) or Diploma(s):

Doctoral exam (ir.= Msc) Applied Mathematics: Statistics.

Institution:

University of Twente, Enschede

Date:

1976

Degree(s) or Diploma(s):

First grade teacher qualification in mathematics and science

Institution:

University of Twente, Enschede

Date:

1975

Degree(s) or Diploma(s):

Baccalaureate exam Applied Mathematics: Statistics

Membership of Profession Bodies

International association for computerized adaptive testing (IACAT)

National Council for Measurement in Education (NCME)

Nederlandse Vereniging voor Examens (NVE)

Psychometric Society

Vereniging voor Onderwijsresearch (VOR)

European Association for Research on Learning and Instruction (Earli)

Association for Educational Assessment – Europe is (AEA- Europe)

International Test Commission (ITC)

Administrative experience

Member of several internal and external committees of University of Twente and Cito

Board member of NVE (Nederlands Vereniging voor Examens + Dutch association for examinations) (since 2005-2010).

President/board member International Association for Computerized Adaptive Testing (IACAT)(since

2010)

Employment Record

Date

1986 - today

Location

Twente, Enschede, The Netherlands

Company/organisation

University of Twente, NL

Position

Professor Psychometrical aspects of examinations, Since March 2008

Job Description


Date

1986 – today

Location


Company/organisation


Position

Scientific director Research Center for Examination and Certification (RCEC) Since February-2011

Job Description


Date

1986 – today

Location

Arnhem, The Netherlands

Company/organisation

Cito

Position

Methodologist, psychometrician department Psychometric Research Centre, Cito.

Job Description

Methodologist (consultancy and data-analyses) in several research and test development projects.

Most important Cito projects: National Assessment (PPON), Student Monitoring Systems (LVS), computerized (adaptive) tests for young children and for students teacher training

International consultancy projects in a.o: Rumania, Azerbeidzjan, Great Brittan, Belgium, Norway, Georgia, and Macedonia.

Psychometric research and development

Main research areas: item response theory, missing data and computerised adaptive testing, quality of testing

Author of articles, research reports, computer- algorithms.
Implementation of algorithms in testing programs.

Presentations on national and international conferences

Supervisor of master and doctorate students.

Promotor of seven doctorate students.

Supervisor in 14 doctorate projects

Supervisor numerous bachelor and master students

Advisor in external committees (recent off 2011)

Member Steering Group Development language tests. Flemish Ministry of Education (Belgium)

Member advisory council on curriculum and examination at Fontys Hogescholen Tilburg (business mathematics)

Surf foundation several advice committees

Advice Board PRODO, Wageningen University

Raad van Advies Hbo raad project 10voordeleraar

Technical Advisory Group PISA studies OECD

Training of specialist and non-specialists on educational measurement

Development and teaching introductions and advanced courses for Cito employees and for several guests from abroad. Also training in eg. England, Norway, Ireland, Macedonia.

Co-author and editor of textbooks on educational measurement.

Reviewer of articles of several journals.

Recently articles reviewed for Psychometrika, Assessment in Education, International Journal of Testing, Journal of Educational and Behavioural Sciences, Psychologica, Tijdschrift voor Onderwijsresearch, Applied Psychological Measurement

Date

1981-1986

Location

Enschede, The Netherlands

Company/organisation

University of Twente, Enschede

Position

Assistant professor University. Department of Educational

Measurement and Data analysis.

Job Description

Developing teaching material, teaching and research on educational measurement.

Author: readers for students.

Administrative and organisational duties

Date

1977- 1981

Location

Enschede, The Netherlands

Company/organisation

University of Twente, Enschede

Position

Researcher. Department of Education

Job Description

Initially research assistant and from 1979 National research coordinator of the IEA (International association for the evaluation of Educational Achievement) Second Mathematics Study.

International experience

Country


Period/date

1986 - today

Position

Methodologist, psychometrician department Psychometric Research Centre, Cito.

Activities

Methodologist (consultancy and data-analyses) in several research and test development projects.

Most important Cito projects: National Assessment (PPON), Student Monitoring Systems (LVS), computerized (adaptive) tests for young children and for students teacher training

Country

International consultancy projects in a.o: Rumania, Azerbeidzjan, Great

Brittan, Belgium, Norway, Georgia, and Macedonia.

Period/date


Position


Activities


Publications

Saskia Wools, Theo J.H.M. Eggen, Anton A. Béguin.(2016). Constructing validity arguments for test combinations. Studies in Educational Evaluation , 48, 10–18

Hiske Feenstra, Karen Keune, Henk Pander Maat, Theo Eggen & Ted Sanders (2015). Geautomatiseerde beoordeling van schrijfvaardigheid: de (on)mogelijkheden voor teksten van beginnende schrijvers. Levende Talen Tijdschrift 16, 4, 27 -42

Maassen, N.A.M. Den Otter, D., Wools, S., Hemker, B.T., Straetmans, G.J.J.M. en Eggen, T.J.H.M. Kwaliteit van toetsen binnen handbereik: Reviewstudie naar onderzoek en onderzoekresultaten naa de kwaliteit van toetsen. Pedagogische Studiën, 92, 380-393.

Heij, Karen and Eggen, Theo and Veldkamp, Bernard and Jong, John de and Haitjema, Tjeerd (2015) Vier deskundigen nemen de cesuur onder de loep: Waar ligt de cesuur? Een masterclass. Toets!, 4 . 24 - 29. ISSN 2452-3356  

Sebastiaan De Klerk, Bernard P. Veldkamp, and Theo Eggen (2015).The Psychometric Evaluation of a Summative Multimedia-Based Performance Assessment. In: Eric Ras, Desirée Joosten-ten Brinke (Eds.) Computer Assisted Assessment Research into E-Assessment 18th International Conference, CAA 2015, Zeist, The Netherlands Proceedings (pp 1-11).DOI 10.1007/978-3-319-27704-2

Marianne Hubregtse, Stefanie Moerbeek, Bernard P. Veldkamp, and Theo Eggen.(2015) Testing Competences Worldwide in Large Numbers: Complying with ISO/IEC 17024:2012 Standard for Competence Testing. In: Eric Ras, Desirée Joosten-ten Brinke (Eds.) Computer Assisted Assessment Research into E-Assessment 18th International Conference, CAA 2015, Zeist, The Netherlands Proceedings (pp 27-39).DOI 10.1007/978-3-319-27704-2

Van der Kleij, F. M., Vermeulen, J. A., Schildkamp, K., & Eggen, T. J. H. M. (2015). Integrating data-based decision making, assessment for learning and diagnostic testing in formative assessment. Assessment in Education: Principles, Policy & Practice, 22, 324–343. doi:10.1080/0969594X.2014.999024

Van der Kleij, F. M., Feskens, R. C. W., & Eggen, T. J. H. M. (2015). Effects of feedback in a computer-based learning environment on students’ learning outcomes: A meta-analysis. Review of Educational Research, 85(4), 475–511. doi:10.3102/0034654314564881

De Klerk S., Veldkamp B.P. & Eggen T.J.H.M,(2015) Psychometric analysis of the performance data of simulation-based assessment: A systematic review and a Bayesian network example, Computers & Education , doi: 10.1016/j.compedu.2014.12.020.

Scheltens, F, Hickendorff, M. ,Eggen, T.J.H.M. & Hiddink, L.A..(2015).Hoofdrekenen met papier - hoe zit dat met leerlingen die cijferen? Panama Post Online, 33, 128 – 140

Vermeulen, J.A., Scheltens,F. & Eggen, T.J.H.M. (2015). Strategie-identificatie met de lege getallenlijn: een vergelijking tussen tablet en papier, Pedagogische Studiën, 92(1), Pag. 39-54

Van der Kleij, F. M., Eggen, T. J. H. M., & Engelen, R. J. H. (2014). Towards valid score reports in the Computer Program LOVS: A redesign study. Studies in Educational Evaluation, 43, 24–39. doi:10.1016/j.stueduc.2014.04.004

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.. DOI:10.1177/0146621613509723 Applied Psychological Measurement, 38, 187-200.

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(1), 39-56.

Verschoor, A & Eggen TJHM. (2014). Optimizing the Test Assembly and Routing for Multistage Testing. In: Duanli Yan, Alina A. Von Davier and Charles Lewis (eds.). Computerized Multistage Testing, Theory and Applications ( pp.135-150). Boca Ruton: Taylor and Francis Group. 

Vermeulen, J.A. en Eggen, T.J.H.M. (2014). Feedback over aftrekmethoden van leerlingen via de lege getallenlijn. In: M . van Zanten (red.),Rekenen-wiskunde op niveau (pp 93-107). Fisme: Utrecht. 

Theo Eggen, Fabienne van der Kleij en Bernard Veldkamp.(2013) Digitaal toetsen in het onderwijs. Enschede: RCEC

Theo Eggen, Fabienne van der Kleij en Bernard Veldkamp.(2013) Stand van zaken digitaal examineren Voortgezet Onderwijs Enschede: RCEC

J.A. Vermeulen en T.J.H.M. Eggen (2013). Feedback over aftrekmethoden van leerlingen via de lege getallenlijn.In: M . van Zanten (red.). Rekenen-wiskunde op niveau, , (pp 93-107). Fisme: Utrecht (PUBLICATIE OVERIG)

Van der Kleij, F. M., & Eggen, T. J. H. M. (2013). Interpretation of the score reports from the computer program LOVS by teachers, internal support teachers and principals. Studies in Educational Evaluation, 39, 144–152. doi:10.1016/j.stueduc.2013.04.002

Van der Kleij, F. M., Vermeulen, J. A., Schildkamp, K., Eggen, T. J. H. M. (2013). Leren van toetsen; een cyclisch proces [learning from assessments; a cyclical process]. Toetsspecial on Toetswijzer (Cito and Kennisnet). Available from: http://toetswijzer.kennisnet.nl/html/leren_van_toetsen/default.shtm

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 & Education, 263-272

Van der Kleij, F.M., Vermeulen, J., Eggen, T.J.H.M., & Veldkamp, B.P. (2012). Leren van toetsen; een cyclisch proces.. Special op www.toetswijzer.nl. http://toetswijzer.kennisnet.nl/html/leren_van_toetsen/leren_van_toetsen.pdf

Theo J.H.M. Eggen and Bernard P. Veldkamp (Editors)(2012) Psychometrics in Practice at RCEC.

Theo J.H.M. Eggen. Computerized Adaptive Testing Item Selection in Computerized Adaptive Learning Systems In: Theo J.H.M. Eggen, & Bernard P. Veldkamp (Eds.) Psychometrics in practice at RCEC. (pp.11-22) DOI http://dx.doi.org/10.3990/3.9789036533744.ch2 

Marianne Hubregtse and Theo J.H.M. Eggen .Influences on Classification Accuracy of Exam Sets: An Example from Vocational Education and Training In: Theo J.H.M. Eggen, &

Bernard P. Veldkamp (Eds.) Psychometrics in practice at RCEC. (pp. 107-123). DOI http://dx.doi.org/10.3990/3.9789036533744.ch10

Lampe,T, Straetmans, T.Eggen (2012). Zorg om rekenen in de zorg. Examens, nr3, p10-14

Theo Eggen & Gordon Stobart ( Eds) (2012) High-stakes testing – value, fairness and consequences, Special Issue Assessment in Education: Principles, Policy & Practice Vol. 19, Iss. 1, 2012

Gordon Stobart, Theo Eggen (2012) Assessment in Education: Principles, Policy & Practice Vol. 19, Iss. 1, 2012 , p1-6, DOI:10.1080/0969594X.2012.639191

G.J.J.M. Straetmans, Th.J.H.M. Eggen (2011) WISCAT-pabo: ontwerp, kwaliteiten resultaten van een geruchtmakende toets.. H2.2 in Handboek Effectief Opleiden

Eggen, T. J. H. M. & Lampe, T. T. M. (2011). Comparison of the Reliability of Scoring Methods of Multiple-Response Items, Matching Items, and Sequencing Items, Cadmo, 19, 2, 85-104. doi:10.3280/CAD2011- 002008

Theo J.H.M. Eggen & Norman D. Verhelst. (2011). Item calibration in incomplete testing designs. Psicológica, 32, 107-132.

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.

Straetmans, G.J.J.M. , Janssen, J, & Eggen, Th.J.H.M.. (2011) Toetsing Kennisbasis: kanttekeningen en aanbevelingen. Panama Post, 37-39

Tecla Lampe, Gerard Straetmans en Theo Eggen. (2011). De rekenvaardigheid van de Nederlandse verpleegkundige. Onderwijs en gezondheid,3, p 3-9,

Van der Kleij, F. M., Timmers, C. F., & Eggen, T. J. H. M. (2011). The effectiveness of methods for providing written feedback through a computer-based assessment for learning: A systematic review. CADMO, 19, p.21-39. doi:10.3280/CAD2011-001004

Theo J.H.M. Eggen (2011). Computerized classification testing with the Rasch model . Educational Research and Evaluation,17, 361-371 DOI:10.1080/13803611.2011.630528

S.Wools, P.F.Sanders, T.J.M.Eggen, L.K.J.Baartman en E.C.Roelofs . (2011) Evaluatie van een beoordelingssysteem voor de kwaliteit van competentie-assessments. Pedagogische Studiën, 88, p. 23-

Van der Kleij, F.M., Timmers, C.F.& Eggen, T.J.H.M. (2011). Leeropbrengst van feedback in computergestuurde toetsen; wat is effectief? Special op www.toetswijzer.nl. http://toetswijzer.kennisnet.nl/html/feedback/default.shtm

Eggen, T.J.H.M.  The sequential probability ratio test in educational testing. In: Peterson, Baker, McGaw (editors). International Encyclopedia of Education, Vol [7]. Oxford: Elsevier; 2010. p. 396-400.

T.J.H.M Eggen (2010). The sequential probability ratio test in educational testing  International Encyclopedia for Education.

T.J.H.M. Eggen (2010). Three_Category Adaptive Classification Testing. In W.J.van der Linden & C.A.W. Glas (Eds.) Elements of Adaptive Testing. (pp. 373-388) New York, Springer.

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

Wools,S, Eggen,T.J.H.M., Sanders,P.F. (2010). Evaluation of validity and validation by means of the argument based approach. Cadmo, 18-1, 63-82.

J.T. Wouda & Eggen T.J.H.M. Computerized classification testing in more than two categories by using stochastic curtailment Measurement and Research Department Reports 2009. Cito: Arnhem

Eggen, Theo. De kwaliteit van Toetsen. Oratie Universiteit Twente, 9. april 2009

Gerard Straetmans en Theo Eggen.(2009) Twee jaar WISCAT-pabo. Beschrijving, resulaten en ervaringen. In: M.van Zanten Leren van evalueren, p 105-125 .Utrecht, Fisme

Eggen, Theo J. H. M. & Straetmans, Gerard J.J.M (2009). Computerized adaptive testing of arithmetic at the entrance of primary school teacher training college (WISCAT-pabo). In: Friedrich Scheuermann & Julius Björnsson (Eds.).New Approaches to Skills Assessment and Implications for Large-scale Testing The Transition to Computer-Based Assessment. (pp. 134-144) Luxembourg: Joint Research Centre, Scientific and Technical reports. Office for Official Publications of the European Communities

Eggen, T.J.H.M. (2008). The sequential probability ratio test in educational testing  Measurement and Research Department Reports 2008. Cito: Arnhem

T.J.H.M. Eggen (2008). Adaptive Testing and Item Banking. In j. Hartig, E. Klieme & D. Leutner (Eds.) Assessment of competences in educational contexts. (pp. 215-234) Göttingen, Hogrefe & Huber.

Eggen, T. J. H. M. (2007).  Choices in CAT models in the context of educational testing. In D. J. Weiss (Ed.), Proceedings of the 2007 GMAC Conference on Computerized Adaptive Testing. 

Straetmans, Gerard J.J.M.& Eggen, Theo J.H.M.(2007). WISCAT pabo: computergestuurd adaptief toetspakket.Onderwijsinnovatie, 03-2007,17-27 

Straetmans, Gerard & Eggen, Theo (2007). WISCAT pabo: een gestandaardiseerde toets in een maatkostuum.Examens, Tijdschrift voor de toetspraktijk, 01-2007,5-10 

Theo J. H. M. Eggen and Angela J. Verschoor (2006).Optimal Testing With Easy or Difficult Items in Computerized Adaptive Testing. Applied Psychological Measurement, 30,379-393 

Eggen, T.J.H.M. & Verhelst, N.D.(2006). Loss of Information in estimating item parameters in incomplete designs. Psychometrika, 71, 303-322.

Eggen, Theo (2006). Adaptief toetsen in examens.Examens:Tijdschrift voor de toetspraktijk, 01-2006, 21-24. 

Eggen,Theo (2006). Computerized adaptive testing for young children. In: Jef J. van Kuyk (Ed.)The quality of early childhood education. (pp 101-104). Arnhem: Cito. 

Straetmans, Gerard & Eggen, Theo (2005). Afrekenen op rekenen: over de rekenvaardigheid van pabo-studenten en de toetsing daarvan. Tijdschrift voor Hoger Onderwijs, 03-2005,123-139

Lampe, Tecla & Eggen Theo. (2005). Meervoudige keuzevragen. Hoe scoor je de antwoorden? Examens, Tijdschrift voor de toetspraktijk ,02-2005,18-21

Eggen, Theo (2004). Examens die niet voorspellen, kunnen die wel wat vóórstellen?Succes verzekerd?.Examens, Tijdschrift voor de toetspraktijk, 04-2004,27-28. 

Eggen, T.J.H.M. (2004). Contributions to the theory and practice ofcomputerized adaptive testing. (Doctoral thesis Twente University Enschede). 

Van Rijn, P.W., Eggen, T.J.H.M., Hemker, B.T., Sanders, P.F. (2002). Evaluation of selection procedures for computerized adaptive testing with polytomous items. Applied Psychological measurement,26, 393-411. 

Eggen, T.J.H.M. (2000). On the Loss of Information In Conditional Maximum Likelihood Estimation of Item Parameters. Psychometrika, 65, 337-362.

Eggen, T.J.H.M. & Straetmans, G.J.J.M.. (2000) .Computerized adaptive testing for classifying examinees into three categories. Educational and Psychological Measurement ,60, 713-734.

Eggen, T.J.H.M. (1999). Item selection in adaptive testing with the sequential probability ratio test Applied Psychological Measurement, 23, 249-261.

Straetmans,G.J.J.M. & Eggen, T.J.H.M. (1998). Computerized Adaptive Testing: What It Is and How It Works. Educational Technology, vol 38,no,1, 45-52

Straetmans, G.J.J.M. & T.J.H.M. Eggen. (1998). Comparison of Test Administration Procedures for Placement Decisions in a Mathematics Course. Educational Research and Evaluation, 4, 259-275.

Linden, W.J. van der & Eggen, T.J.H.M. (1993) The Rasch model as a model for Paired Comparisons with Ties. In: Steyer, R., Wender, K.F. & Widaman, K.F. (Eds). Psychometric Methodology. Proceedings of the 7th European Meeting. (pp. 278-282). Stuttgart and New York: Gustav Fischer Verlag

P.F.Sanders, Eggen, T.J.H.M. (1993). The optimum allocation of measurements in balanced random effects models. Methodika, 7, pp 53-61.

Eggen, T.J.H.M. & Sanders, P.F. (1993) (red). Psychometrie in de praktijk . Arnhem: Cito.

P.F.Sanders & Eggen, T.J.H.M.. (1993) Inleiding. Hoofdstuk 1, PP1-15 in : Eggen, T.J.H.M. & P.F. Sanders (red). Psychometrie in de praktijk . Arnhem: Cito

Eggen, T.J.H.M. (1993). Itemresponstheorie en onvolledige gegevens.In: Eggen, T.J.H.M. & Sanders, P.F.(red). Psychometrie in de praktijk (Hfst 6., pp. 239-284). Arnhem: Cito.

Engelen, R.J.H. & Eggen, T.J.H.M.. (1993). Equivaleren. In Eggen, T.J.H.M. & Sanders, P.F.(red). Psychometrie in de praktijk (hfst 8, pp. 309-348). Arnhem:Cito.

Verhelst, N.D. & Eggen, T.J.H.M.. (1991) The Use of the Item Response Theory in the Dutch National Assessement program. In: A.J.M. Luyten (ed). Issues in Public Examinations. (pp143-148). Utrecht: Lemma.

Eggen, T.J.H.M.. (1990) Innovative procedures in the calibration of measurements scales. In W.H. Schreiber & K. Ingenkamp (eds) . International developments in large scale assessment. (pp. 199-212). Windsor, Berkshire: NFER-NELSON.

Eggen, T.J.H.M.. Itemcalibratie bij vertakt toetsen. (1989). In: Linden, W.J. van der & L.J.Th van der Kamp (red). Meetmethoden en data-analyse, (p 75-88) Lisse: Swts & Zeitlinger.

Eggen, T.J.H.M.. (1989) Neue Verfaheren bei der Kalibrierung von Messskalen. In: Ingenkamp, K & Schreiber, W.H. Was wissen unsere Schueler? (pp 331-353). Weinheim: Deutscher Studien Verlag.

Eggen, T.J.H.M., N.D. Verhelst, J.M. Wijnstra. (1989) Normaal Gronings Peil? Een reactie op Pijl & Harskamp: Peil van PPON-onderzoek kan hoger. Tijdschrift voor Onderwijsresearch, 14, 356-359.

Linden, W.J. van der & T.J. H.M. Eggen. (1988). Algorithms for Efficient Item Bank Calibration. In F.

Maarse, L.J.M.Mulder, W.P.B. Sjouw, A.E.Akkerman (Eds.). Computers in Psychology. Methods, instrumentation and psychodiagnostics., pp 165-170

Eggen, T.J.H.M. & Linden, W.J. van der (1988) The Use of models for Paired Comparisons with ties. In: W.E. Saris & I.N. Gallhofer. Sociometric Research, Volume 1 Data Collection and scaling. Houndmills: Macmillan Press, pp 109-122

Eggen, T.J.H.M., Pelgrum, W.J., Tj. Plomp (1987). The implemented and attained mathematics curriculum :Some results of the second international mathematics study in The Netherlands. Studies in Educational Evaluation, 13, pp 119-135

Eggen, T.J.H.M. & H. Kelderman. (1987). Rapportage van Parameters uit het Raschmodel. Tijdschrift voor Onderwijsresearch , 12, 121-132

Eggen, T.J.H.M. W.J. van de Linden (1986). Een ontwerp voor sequentiele calibratie van een itembank. In: Linden, W.J. van der (red ) Moderne methoden van toetsconstructie en –gebruik. Lisse: Swets& Zeitlinger, p24-31

Linden, W.J. van der & Eggen, T.J.H.M. (1986) An Empirical Bayesian approach to item banking. Applied Psychological Measurement, 10, 345-354.

Pelgrum, W.J., Eggen, T.J.H.M., Tj. Plomp (1985). Evaluation of Mathematics education on the national Level. In: B.P.M. Creemers: Evaluation Research in Education: Reflection and Studies, SvO, The Hague, p 89-103.

Eggen, T. J. H. M., Oosterloo, S. J., & van der Linden, W. J. (1983). Book review of E. B. Andersen, Discrete statistical models with social science applications. Amsterdam: North Holland Publishing Company, 1980. Applied Psychological Measurement, 7, 119-121.

Pelgrum, W.J., Eggen, T.J.H.M., Tj. Plomp. (1983) Kwaliteit en bruikbaarheid van “opportunity to learn” –instrumenten in survey onderzoek. In: G. de Zeeuw, W.Hofstee en J. Vastenhouw (red). Funderend onderzoek van het onderwijs en onderwijsleerprocessen. Lisse: Swets & Zeitlinger, p 159-169.

Pelgrum, W.J., Eggen, T.J.H.M., Tj. Plomp. (1982) Het IEA tweede Wiskunde Project. In: C van Dorp en A. Pilot (red). Aspecten van onderwijsresearch 1982. Lisse: Swets & Zeitlinger, p 75-86

Reports

Veldkamp, B.P., Verschoor, A.J. & Eggen, T.J.H.M.. A multiple objective test assembly approach for exposure control problems in Computerized Adaptive Testing. Measurement and Research Department Reports 2007. Arnhem: Cito. 

Eggen, T.J.H.M. & Verschoor, A.J.(2004). Optimal testing with easy or difficult items in computerized adaptive testing. Measurement and Research Department Reports 2004-2. Arnhem: Cito.

Eggen, T.J.H.M. & Verhelst, N.D.(2004). Loss of Information in estimating item parameters.in incomplete designs. Measurement and Research Department Reports 2004-3. Arnhem: Cito.

Eggen, T.J.H.M. (2001). Overexposure and underexposure of items in computerized adaptive testing. Measurement and Research Department Reports 2001-1. Arnhem: Cito.

Eggen, T.J.H.M. & Heuvelmans, A.P.L.M. (2000) Algoritmen voor adaptief toetsen. OPD Memorandum 2000-1. Arnhem: Cito

Van Rijn, P.W., Eggen, T.J.H.M., Hemker, B.T., Sanders, P.F. (2000). A selection procedure for polytomous items in computerized adaptive testing . Measurement and Research Department Reports 2000-5. Arnhem: Cito.

Eggen, T.J.H.M. (1998). Item selection in adaptive testing with the sequential probability ratio test Measurement and Research Department Reports 98-1. Arnhem: Cito.

Eggen, T.J.H.M. (1997). On the Loss of Information In Conditional Maximum Likelihood Estimation of Item Parameters. (Measurement and Research Department Reports 97-6). Arnhem: Cito.

Straetmans, G.J.J.M. & T.J.H.M.Eggen. (1997). Comparison of Test Administration Procedures for Placement Decisions in a Mathematics Course. (Measurement and Research Department Reports 97-4) Arnhem: Cito.

Bokhove, J., Schoot, F. van der & Eggen, T.J.H.M. (1996) Balans van het rekenonderwijs halverwege de basisschool 2. Arnhem: Cito. 

Bokhove, J., Schoot, F. van der & Eggen, T.J.H.M. (1996) Balans van het rekenonderwijs aan het einde van de basisschool 2. Arnhem: Cito.

Eggen, T.J.H.M. & Straetmans, G.J.J.M.. (1996) Computerized adaptive testing for classifying examinees into three categories. (Measurement and Research Department Reports 96-3). Arnhem: Cito.

Straetmans, G.J.J.M. & Eggen, T.J.H.M. (1996). Adaptief toetsen in de basiseducatie. (OPD Memorandum 96-2). Arnhem: Cito.

Eggen, T.J.H.M. (1996). De ontwikkeling van een adaptieve toets rekenen/wiskunde voor de basisducatie. In: T.J.H.M.Eggen, T.J.H.M., Jong, J.H.A. de, Noijons, J.J.E.A., Schuurs, U.R.L. &  Straetmans, G.J.J.M. Adaptief toetsen in de volwasseneneducatie (pp.39-51). (Onderzoekrapport algemeen voortgezet onderwijs ). Arnhem: Cito. 

Eggen, T.J.H.M. , Verhelst, N.D. (1992) Item Calibration in Incomplete Testing designs. Measurement and Research Department Reports 92-3, Cito Arnhem 

P.F.Sanders, Eggen, T.J.H.M. (1991). The optimum allocation of measurements in balanced random effects models. Measurement and Research Department Reports 91-8, Cito Arnhem

Verhelst, N.D., H.H.F.M. Verstralen, Eggen, T.J.H.M. (1991). Finding Starting Values for the Item Parameters and Suitable Discrimination Indices in the One-Parameter Logistic Model. Measurement and Research Department Reports 91-10, Cito Arnhem

Eggen, T.J.H.M. & Verhelst, N.D.. (1990).Technische uitvoering van de rekenpeiling medio en einde basisonderwijs 1987. PPON- Werkdocument nr 27, Cito: Arnhem.

Eggen, T.J.H.M. & N.D. Vehelst (1990). Design , calibratie en effectschattingen. In J.M. Wijnstra(red) Verantwoording van de rekenpeiling medio en einde basionderwijs 1987.PPON rapport 5. Cito: Arnhem, pp 105-125.

N.D. Verhelst & T.J.H.M.. Eggen. (1989) Psychometrische en statistische aspecten van peilingsonderzoek. PPON-rapport 4 Arnhem: Cito.

Eggen, T.J.H.M., N.D. Verhelst, J.M. Wijnstra. (1989) Schaalconstructie voor de PPON-rekenpeilingen. PPON-werkdocument nr 10. Cito: Arnhem.

J.M. Wijnstra & Eggen, T.J.H.M. . (1989). De OVB-scholen in de rekenpeilingen. PPON- Werkdocument nr 13, Cito: Arnhem.

Eggen, T.J.H.M. (1988) Het equivaleren van afsluitingstoetsen. In E.J.J. Kremers. Aanzet tot toetsontwikkeling VbaO/Basisvorming Voortgezet Onderwijs. Documentatiereeks nr.284, p 153-173

Wijnstra J.M. & Eggen, T.J.H.M. (1988) Design of the Dutch national assessment program in education: Papers prepared for the symposium Large-scale Assessments in an International perspective, Deidesheim (FRG).Cito: Arnhem

Eggen, T.J.H.M. (1987). Gelegenheid tot leren en items calibreren. PPON-werkdocument nr.7

J.M. Wijnstra & Eggen, T.J.H.M. (1987) Design of the Dutch national assessment program in education. PPON werkdocument nr 4.Cito: Arnhem

Eggen, T.J.H.M. & Verhelst, N.D. (1987) Technische uitvoering van de rekenpeiling medio en einde basisonderwijs. Arnhem: Cito.

Linden, W.J. van der & Eggen, T.J.H.M. (1986) An Empirical Bayesian approach to item banking. Research Report 86-6. Department of Education. Division of Educational Measurement and Data Analysis. Enschede: University of Twente. 

Pelgrum, W.J., Eggen, T.J.H.M., Tj. Plomp (1986). The implemented and attained mathematics curriculum: a comparison of eighteen countries. Enschede: Twente University of Technology

Eggen, T.J.H.M. & Linden, W.J. van der (1986) The Use of models for Paired Comparisons with ties. Research Report 86-8. Department of Education. Division of Educational Measurement and Data Analysis. Enschede: University of Twente.

G.R.Buning, Eggen, T.J.H.M. ,H.Kelderman & Linden, W.J. van der (Eds) (1986) Het gebruik van het Raschmodel voor een decentraal toetsservicesysteem. Rapport 86-3. Toegepaste Onderwijskunde. Division of Educational Measurement and Data Analysis. Enschede: University of Twente.

G.R.Buning, TJ.H.M. Eggen & W.J.van der Linden.(1986) Technieken voor interactie tussen gebruiker en computer: Een inventarisatie. In Buning ea, (35p bijlage 3)

Eggen, T.J.H.M. & H. Kelderman. (1986). Rapportage van Parameters uit het Raschmodel. In Buning, ea (28 pp bijlage 5)

H.Kelderman & Eggen, T.J.H.M. (1986). Eenvoudige aanschouwelijk interpretaties van het Raschmodel. In: Buning,e a, (29pp bijlage 6)

Eggen, T.J.H.M.(ed).(1983). Open session IEA general assembly 1983. Enschede: Twente University of technology.

Pelgrum, W.J., Eggen, T.J.H.M., (1983). Tweede Wiskunde Project : Analyses van uitkomsten. Enschede: T.H. Twente.

Pelgrum, W.J., Eggen, T.J.H.M. (1983). Tweede Wiskunde Project : Opzet en procedures. Enschede : T. H. Twente.

Eggen, T.J.H.M., Pelgrum, W.J., Tj. Plomp (1983). Some results of the second international mathematics study in The Netherlands. In. T.J.H.M.Eggen (ed). Open session IEA general assembly 1983,Enschede:Twente University of Technology , Department of Education., pp 31-44.

Kuper, J. & Eggen, T.J.H.M. (1983). Enkele mogelijkheden tot het vergelijken van het eerste en het tweede wiskunde project. Enschede T.H. Twente.

T.J.H.M.Eggen & Pelgrum, W.J. (1981). Voortgangsrapport nr 4. IEA tweede Wiskunde Project Enschede : T.H. Twente.

T.J.H.M.Eggen (1980). Voortgangsrapport nr 3. IEA tweede Wiskunde Project Enschede : T.H. Twente.

T.J.H.M.Eggen (1980). Voortgangsrapport nr 2. IEA tweede Wiskunde Project Enschede : T.H. Twente.

Eggen, T.J.H.M. (1980) De organisatie van het proefonderzoek van het IEA-tweede Wiskunde Project, zomer 1979. Memorandum 103. Enschede: Technische Hogeschool Twente.

T.J.H.M.Eggen (1979). Voortgangsrapport nr 1. IEA tweede Wiskunde Project Enschede : T.H. Twente.

Eggen, T.J.H.M. (1979) Verslag van de IEA General Assembly te Parijs van 17 t/m 21 september 1979.

Memorandum 20 IEA-Tweede wiskunde Project. Enschede: Technische Hogeschool Twente.

Presentations on recent conferences (off 2011)

Theo Eggen Introduction Computerized adaptive testing. Lecture Trending Topics. University Twente. 2 juni

Theo Eggen. Met en Cat op je doel af. Afscheidssymposium Jan Janssen, 10 juni Arnhem 

Theo Eggen. The role of psychometrics in Computer Adaptive Testing, 17 june. Guests West African Examinations Council International Office Nigeria. Arnhem 

Theo Eggen. What do you want to know from your CAT? Key note on CAA conference, June 15, Zeist  

Theo Eggen and Angela Verschoor. Cat simulation. Workshop IACAT Cambridge September 2015 

Theo Eggen Quality of testing.. Lecture. University Twente. 13 november.  

Theo Eggen The role of Psychometrics in Computerized Adaptive Testing. 13 novemeber. Guests West African Examinations Council International Office Ghana. Arnhem 

Theo Eggen & Frans Kleintjes (11-2014) Applying Item Response Theory: Computerized Adaptive Testing. AEA-Europe conference workshop. Talinn. 

Theo Eggen, (12-9-2014) What do you want to know from your CAT, 3rd Black Sea Conference , Batumi, Georgia 

Theo Eggen & Angela Verschoor (10-2014) CAT simulations: How and Why to Perform These?

IACAT conference workshop, Princeton, USA.

Theo Eggen (29-1-2013). Overzicht stand van zaken en trends digitaal toetsen en examineren in het onderwijs, Focusgroep digitaal toetsen Opdracht Kennisnet aan RCEC

Theo Eggen , Gerard Straetmans . (31-1-2013) Resultaten en effecten van de WISCAT-pabo. Panama conferentie , Utrecht

Theo Eggen.(1-3-2013) Basic Introduction Item Response Theory (IRT), Master Class, ICO, Maastricht.

Theo Eggen.(1-3-2013) Overview IRT models and available software, Master Class, ICO, Maasstricht.

Theo Eggen. (24-7-2013) Developments in computerized adaptive testing in education, Invited address, IMPS, Arnhem.

Theo Eggen. (29-8-2013) Multi segment computerized adaptive testing in education, august 2013, EARLI, Munchen

Theo Eggen. (22-10-2013) Computerized adaptive testing serving educational testing purposes , October 2013, IAEA , Tel Aviv

Theo Eggen (6-11-2013) Applying Item Response Theory: Computerized Adaptive Testing. AEA-Europe conference workshop. Paris.

Theo Eggen. (14-11-2013)Doelbewuste kwaliteit van toetsen doelbewust getoetst. Keynote NVE Conferentie, Nunspeet.

Kleij, F.M. van der, Vermeulen, J.A.,Schildkamp, K. and Eggen, T.J.H.M. (2013) Towards an integrative formative approach of data-based decision making, assessment for learning, and diagnostic testing. In: 26th International Congress for School Effectiveness and Improvement, ICSEI 2013, 2013-01-03 - 2013-01-06.

Presentations on recent conferences (off 2011)

Theo Eggen. (2012, January, 16) The psychometric base of Cito’s CBT and CAT products Cito, Guests from Pakistan. 

Fabienne van der Kleij Gerben Veerbeek Theo Eggen (2012, 12 mei) Van toetsresultaten naar inzicht in leeropbrengsten: interpretatie van de LOVS rapportages door leerkrachten Onderwijs Research dagen

Theo Eggen (2012, 1 juni) Kwaliteit van toetsen: een inleiding Afscheidssymposium voor Piet Sanders, Arnhem 

Theo Eggen (2012, 14 August) What do you want to know from your Computerized Adaptive Test? Invited Key Note 3rd IACAT Conference, Sydney 

Theo Eggen. (2012, September 26). Psychometrics, an introduction, Cito NFP Short Course Curriculum and Assessment for Educational Innovation 

Theo Eggen (2012, oktober,1 ) Entreetoetsen Mens en Wereld 2011-2012 samenstelling, analyse en resultaten; IPabo Amsterdam 

Fabienne van der Kleij, Remco Feskens Theo Eggen (2012, November) Effects of feedback in a computer-based learning environment on students’ learning outcomes: a meta-analysis AEA Europe Berlin

Theo Eggen, (2012, December 4) The goals of Computerized Adaptive Testing in admission testing, The First International Conference on Assessment & Evaluation. Admission Criteria in Higher Education. Riyadh, Saudi Arabia

Saskia Wools, Marianne Hubregtse, Theo Eggen (2011, november 17). Kwaliteit van examens voor competentiegericht onderwijs. Nationaal Examencongres NVE , Arnhem.

Gerard J.J.M. Straetmans, Tecla T.M. Lampe en Theo J.H.M. Eggen (2011, november 17). Hoe goed rekent zuster Bregje? Een onderzoek naar de rekenvaardigheid van verpleegkundigen in Nederland. Nationaal Examencongres NVE , Arnhem.

Theo Eggen, Angela Verschoor, Ingrid Radtke (2011, November 11). Developing an adaptive multistage test in numeracy – meeting the needs of weak learners. AEA Europe, Belfast.

Fabienne van der Kleij, Caroline Timmers, Theo Eggen (2011, November 10). The effectiveness of methods for providing written feedback through a computer-based assessment for learning: A systematic review. AEA Europe, Belfast

Fabienne van der Kleij, Caroline Timmers, Theo Eggen (2011, juni 8). De effectiviteit van verschillende manieren om geschreven feedback te geven in een computergestuurd assessment op leeropbrengsten van studenten: een systematisch review. Onderwijs Research Dagen, Maastricht

Theo Eggen (2011, juni 9). Het toepassen van CAT (computergestuurde adaptieve toetsen) bij Computer Based Assessment for Learning (CoBAL). Onderwijs Research Dagen, Maastricht

Theo Eggen. (October,2011). Item Selection in Assessment for Learning Computerized Adaptive Testing. RCEC Workshop on Educational Measurement and IRT. Enschede. University of Twente

Theo Eggen (2011,april 12) The psychometric basis of Monitoring Student Achievement , Guests Kyrgizie Cito, Arnhem

Theo Eggen (2011, maart 1). Standaard bepaling, Unit B&B, Cito.

Theo Eggen (2011, September 15). The role of psychometrics in Computer Based Testing and Computerized Adaptive Testing. Nigerian Guests Cito

Theo Eggen (2011,Februari,22). Hoe maken en analyseren we toetsen bij Cito? Cito, Fontys Hogeschool

Theo Eggen, (2011, January,17). Inleiding Computergestuurd Adaptief Toetsen, Studiedag CVE, Utrecht

Theo Eggen (2011, January, 14) The role of psychometrics in Computer Based Testing and Computerized Adaptive Testing. Singapore Guests Cito

Theo Eggen, (2011,October 13) Quality of test(ing). Master Students Education. University of Twente

Tecla T.M. Lampe, Theo J.H.M. Eggen, Gerard J.J.M. Straetmans,( 2011, August, 30). Nurses in the Netherlands. Do they calculate correctly? EARLI Conference Exeter.

Saskia Wools, Theo Eggen. ( 2011, August, 31). A framework for validation of Competence Assessment Programs. EARLI Conference Exeter.

Maaike van Groen, Theo Eggen (2011, October,4). Item Selection Methods Based on Multiple Objective Approaches for Classification of Respondents Into Multiple Levels. Second International IACAT Conference Pacific Grove.

Angela Verschoor, Ingrid Radtke, Theo Eggen. (2011, October,4). A Test Assembly Model for Multistage Testing Using Simulations. Second International IACAT Conference Pacific Grove.

Theo J. H. M. Eggen (2011, October,4). What is the purpose of the Cat? Presidential address Second International IACAT Conference, Pacific Grove.