Erwin Hans


Full professor Operations Management in Healthcare

Center for Healthcare Operations Improvement & Research (CHOIR website)
Tel: (+31 53 489)3523/ 3912 (secretary)



University of Twente
Faculty of Behavioural Management and Social Sciences
Dep. Industrial Engineering and Business Information Systems
Room: RA-3345 (Ravelijn is building 10 on the campus map)
P.O. Box 217, 7500 AE, Enschede
The Netherlands

Research interests

Healthcare operations research / operations management


Erwin W. Hans is a Professor Operations Management in Healthcare with full tenure. He obtained his MSc degree in Applied Mathematics in 1996, specializing in mathematical modeling and operations research. He received his doctorate from University of Twente in 2001, having studied resource capacity planning with applications in discrete manufacturing and project environments. He now works in the department Industrial Engineering & Business Information Systems and within the University of Twente. His research focuses on the area of healthcare process optimization using modeling and optimization techniques from Operations Research and Management Science. He co-founded the Center of Healthcare Operations Improvement & Research (CHOIR –, the Netherlands’ center of expertise in healthcare logistics. He works with several (university) hospitals, and has studied applications like the operating theater, ICU, and radiology departments.


PhD lectures:

BSc and MSc:


For an updated list, see PUREGoogle Scholar, ORCID, ResearchGate.

Professional literature, periodicals


KEYWORDS: operations management, healthcare, health care, process optimization, logistics, planning, scheduling, capacity planning, workforce planning, operations research