Christos Zacharias

Asst. Professor

(305) 284-2757
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Christos Zacharias is an Assistant Professor of Management Science at the University of Miami Herbert Business School. He received his PhD in Operations Management from Stern School of Business at New York University and his BSc in Mathematics from the University of Athens.

His research focuses on designing and optimizing service operations, with an emphasis on healthcare delivery. Broader areas of expertise include Stochastic Modeling, Applied Probability, Discrete Optimization, Dynamic Programming. His research has been recognized with miscellaneous research awards and has been published in leading business journals.

Prior to receiving his higher education, he represented Cyprus as a member of its national team in the 45th International Mathematical Olympiad, and he served the Cypriot National Guard (honorably discharged as Second-Lieutenant).



2014Ph.D. Operations Management, New York University Stern School of Business
2009B.Sc. Mathematics (Summa Cum Laude), University of Athens School of Sciences (Athens, Greece)

Professional Experience

2014 - 2015Visiting Assistant Professor of Management Science, University of Miami, Miami Herbert Business School
2015 - 2016Research Assistant Professor of Management Science, University of Miami, Miami Herbert Business School
2016 - -Assistant Professor of Management Science, University of Miami, Miami Herbert Business School

Honors & Acknowledgements

University of Miami Provost Research Award, peer-reviewed research award, 2022
Deloitte Institute for Research & Practice in Analytics, award for research in Analytics, 2022
POMS College of Healthcare Operations Best Paper Competition, runner-up, 2018
INFORMS Service Science Section Best Paper Award, first prize, 2014
Alexander S. Onassis Foundation, graduate scholarship, 2014
45th International Mathematical Olympiad, member of the Cypriot team, 2004

LIST OF SPECIALTIES: Stochastic Models | Stochastic Calculus | Applied Probability | Dynamic Programming | Queueing Theory | Discrete Optimization | Discrete Convexity | Predictive Models | Service Operations | Healthcare Operations


Zacharias, C., N. Liu and M.A. Begen. Dynamic Inter-day and Intra-day Scheduling (Operations Research (forthcoming). 2022).

Zacharias, C. and T. Yunes. Multimodularity in the Stochastic Appointment Scheduling Problem with Discrete Arrival Epochs. 744–763 (66(2) Management Science. 2020).

Zacharias, C. and M. Armony. Joint Panel Sizing and Appointment Scheduling in Outpatient Care 3978–3997 (63(11) Management Science. 2017).

Zacharias, C. and M. Pinedo. Managing Customer Arrivals in Service Systems with Multiple Identical Servers 639-656 (19(4) Manufacturing & Service Operations Management. 2017).

Zacharias, C. and M. Pinedo. Appointment Scheduling with No-Shows and Overbooking 788-801 (23(5) Production and Operations Management . 2014).