Prof.dr.ir. Erwin W. Hans is hoogleraar Operations Management in de Zorg. Hij is mede-oprichter van onderzoeksgroep CHOIR (Center for Healthcare Operations Improvement & Research). Zijn onderzoeksinteresse omspant operations management en operations research in de zorg, alsook capaciteitsmanagement, en planning en scheduling. Hij is docent binnen diverse BSc en MSc programma's binnen Universiteit Twente.
Expertises
Computer Science
- Models
- Scheduling
- Heuristics
Nursing and Health Professions
- Patient
- Hospital
Social Sciences
- Health Care
- Planning
- Hospitals
Organisaties
Publicaties
2025
Improving the quality of classroom allocation in higher education: Towards efficient and effective use of space (2025)[Thesis › PhD Thesis - Research UT, graduation UT]. University of Twente. Oude Vrielink, R.https://doi.org/10.3990/1.9789036569422Fifty years of operational research applied to healthcare: Invited Review in Celebration of the 50th Anniversary of EURO (2025)European journal of operational research, 326(2), 189-206. Beliën, J., Brailsford, S., Demeulemeester, E., Demirtas, D., Hans, E. W. & Harper, P.https://doi.org/10.1016/j.ejor.2024.12.040A chance-constrained program for the allocation of nurses in acute home healthcare (2025)Health systems, 14(4), 276-290. Lok-Visser, J., Bos, H., Hans, E. W. & Leeftink, G.https://doi.org/10.1080/20476965.2025.2467643Decision Making Under Uncertainty in Healthcare (2025)[Thesis › PhD Thesis - Research UT, graduation UT]. University of Twente. Bos, H.https://doi.org/10.3990/1.9789036566391Bed census prediction combining expert opinion and patient statistics (2025)Omega, 133. Article 103262. Bos, H., Baas, S., Boucherie, R. J., Hans, E. W. & Leeftink, G.https://doi.org/10.1016/j.omega.2024.103262Transdisciplinary perspectives on waiting for healthcare services in South Africa (2025)[Thesis › PhD Thesis - Research UT, graduation UT]. University of Twente. van Zyl-Cillie, M. M.https://doi.org/10.3990/1.9789036564380Inter-organizational pooling of NICU nurses in the Dutch neonatal network: A simulation-optimization study (2025)Health care management science, 28(1), 64-83. Article 100695. Leeftink, G., Morris, K., Antonius, T., de Vries, W. & Hans, E.https://doi.org/10.1007/s10729-025-09697-8
2024
Enhancing pharmaceutical cold supply chain: integrating medication synchronization and diverse delivery modes (2024)International transactions in operational research, 33(3), 2082-2118 (E-pub ahead of print/First online). Potters, E., Mosalla Nezhad, B., Bernard, V. J., Hans, E. & Asadi, A.https://doi.org/10.1111/itor.13589Strategic placement of volunteer responder system defibrillators (2024)Health care management science, 27, 503–524. Buter, R., Nazarian, A., Koffijberg, H., Hans, E. W., Stieglis, R., Koster, R. W. & Demirtas, D.https://doi.org/10.1007/s10729-024-09685-4Building organizational resilience through operational excellence: A systematic literature review and qualitative study (2024)[Contribution to conference › Paper] 31st International Annual EurOMA Conference 2024. Brauel, K., van Dun, D. H. & Hans, E. W.
Onderzoeksprofielen
Verbonden aan opleidingen
Vakken collegejaar 2025/2026
Vakken in het huidig collegejaar worden toegevoegd op het moment dat zij definitief zijn in het Osiris systeem. Daarom kan het zijn dat de lijst nog niet compleet is voor het gehele collegejaar.
- 194100060 - Master Thesis IE&M
- 194121020 - Optimization of Healthcare Processes
- 201500389 - Capita Selecta IEM
- 201600030 - Healthcare Analytics and Optimisation
- 201700020 - IEM Research Orientation
- 202000434 - BSc Research Assignment
- 202000438 - Programming Skills Development for IEM
- 202001062 - Introduction to BIT
- 202300226 - Master Assignment HS
- 202400190 - Stage 30EC
- 202400202 - BSc Opdracht GZW
- 202400670 - Planning and Scheduling
- 202500261 - Project and Core IEM Topics
- 202500470 - Capacity Management
Vakken collegejaar 2024/2025
- 194100040 - Master Thesis BA
- 194100060 - Master Thesis IE&M
- 194121020 - Optimization of Healthcare Processes
- 201500022 - Bachelor Thesis IEM
- 201500101 - Master Thesis Research Proposal
- 201500102 - Master Thesis Research Project
- 201500389 - Capita Selecta IEM
- 201700020 - IEM Research Orientation
- 202000393 - Project and Core IEM Topics
- 202000434 - BSc Research Assignment
- 202000438 - Programming Skills Development for IEM
- 202001062 - Introduction to BIT
- 202300226 - Master Assignment HS
- 202400152 - Operations Management in de Zorg
- 202400190 - Stage 30EC
- 202400202 - BSc Opdracht GZW
- 202400670 - Planning and Scheduling
Adres

Universiteit Twente
Ravelijn (gebouwnr. 10), kamer 3345
Hallenweg 17
7522 NH Enschede
Universiteit Twente
Ravelijn 3345
Postbus 217
7500 AE Enschede