Dr. Gabriel Lopez Zenarosa

Systems Engineering and Engineering Managment
Assistant Professor
Cameron 242
Personal Website:


  • Ph.D. in Industrial Engineering, University of Pittsburgh
  • Master of Software Engineering, Carnegie Mellon University
  • M.S. in Computer Science, Columbia University
  • B.S. in Computer Science, University of the Philippines


  • SEGR 2105: Computational Methods for Systems Engineering I
  • SEGR 3105: Computational Methods for Systems Engineering II
  • EMGT 6090: Special Topics: Optimization in Heart Allocation


  • Stochastic Optimization
  • Chance-constrained Programming
  • Healthcare Applications


Recent Publications:
  • Clark, L.A., Patel, R., Blanchette, C.M., Noone, J.M., Zenarosa, G.L., Howden, R. (2017). Emergency Department Use among Autosomal Dominant Polycystic Kidney Disease Patients in the US. Value in Health, Vol. 20, No. 9, pp. A551-A552.
  • Clark, L.A., Patel, R., Blanchette, C.M., Noone, J.M., Zenarosa, G.L., Howden, R. (2017). Burden of Renal Transplant among a Cohort of US Medicare Beneficiaries with Autosomal Dominant Polycystic Kidney Disease. Value in Health, Vol. 20, No. 9, pp. A516-A517.
  • Chang, C.-C.H., Bryce, C.L., Shneider, B.L., Yabes, J.G., Ren, Y., Zenarosa, G.L., Tomko, H.E., Donnell, D.M., Squires, R.H. and Roberts, M.S. (2017). The Pediatric End-Stage Liver Disease (PELD) Score Underestimates Pretransplant Mortality in Pediatric Liver Transplant Candidates. Hepatology, Vol. 66, No. S1, pp. 888A-889A.
  • Zacherle, E., Nair, A.G., Blanchette, C.M., Noone, J.M., Zenarosa, G.L., and Howden, R. (2017). Patient and Hospital Characteristics Related to Liver and Kidney Donations in the United States. Value in Health, Vol. 20, No. 5, pp. A45-A46.
  • Ren, Y., Chang, C.-C.H. Zenarosa, G.L., Tomko, H., Donnell, D.M., Kang, H.-J., Roberts, M.S., and Bryce, C.L. (2013). Gray's Time-varying Coefficients Model for Posttransplant Survival of Pediatric Liver Transplant Recipients with a Diagnosis of Cancer. Computational and Mathematical Methods in Medicine, Vol. 2013, Article ID 719389, 13 pages.
  • Iyer, A.K., Zenarosa, G.L., Schaefer, A.J., Chang, C.-C.H., Bryce, C.L., and Roberts, M.S. (2011). A Biologically Based Discrete-event Simulation Model of Liver Transplantation in the United States for Pediatric and Adult Patients. In Proceedings of the 2011 Winter Simulation Conference. WSC '11. IEEE, pp. 1275-1282.
  • Zenarosa, G.L. and Leonard, R.J. (2011). Towards Automated Oracles for GUI Input Validation. In Proceedings of the 6th International Workshop on Automation of Software Test. AST '11. ACM, pp. 113-114.
  • Jaspan, C., Keeling, M., Maccherone, L., Zenarosa, G.L., and Shaw, M. (2009). Software Mythbusters Explore Formal Methods. IEEE Software, Vol. 26, No. 6, pp. 60-63.
  • Zenarosa, G.L. and Simanta, S. (2008). Experiences in Engineering Active Replication into a Traditional Three-tiered Client-server System. In Proceedings of the 2008 RISE/EFTS Joint International Workshop on Software Engineering for Resilient Systems. SERENE '08. ACM, pp. 55-60.


professional Affiliations:
  • Institute for Operations Research and the Management Sciences
  • Association for Computing Machinery
  • Society for Industrial and Applied Mathematics
  • International Society for Pharmacoeconomics and Outcomes Research
  • The Honor Society of Phi Kappa Phi