Current Research

My research interest is in robust optimization, and its applications in supply chain and transportation. Recent topics include

Work in Progress

Theory: Modeling: Data:


  1. Designing response supply chain against bioattacks, Operations Research. (joint work with Simchi-Levi, D., Trichakis, N.)
    • INFORMS Koopman Prize (2020)
    • POMS HOCM best paper competition runner-up (2018)
    • POMS SCM student paper competition runner-up (2017)
    • MSOM SIG (2017)
  2. Identifying risks and mitigating disruptions in the automotive supply chain. INFORMS Journal on Applied Analytics. (joint work with Simchi-Levi, D., Schmidt, W., Wei, Y., Combs, K., Ge, Y., Gusikhin, O., Sander, M., and Zhang, D. )
    • Ford Engineering Excellence Award (2015)
    • INFORMS Daniel H. Wagner Prize for Excellence in Operations Research Practice (2014)
  3. Multi-stage resource-aware scheduling for data centers with heterogenous servers. Journal of Scheduling. (joint work with Tran, T. T., Li, H., Down, D., Beck, J. C. )
  4. Solving wind farm layout optimization with mixed integer programs and constraint programs. EURO Journal on Computational Optimization. (joint work with Romero, D., Beck, J. C., Amon, C.)
  5. Multiobjective wind farm layout optimization with non-dominated sorting genetic algorithm. Journal of Mechanical Design. (joint work with Kwong P., Romero D., Moran J., Morgenroth M., and Amon C.H.)
  6. A new mathematical programming approach to optimizing wind farm layouts. Renewable Energy. (joint work with Turner, S. D. O., Romero, D., Chan, T. C. Y. )

Policy Reports

  1. Joint Optimization of School Bus Routes and Last-mile Services | Summary | Full report.
  2. The New COVID-19 Variant Prediction with Dynamic Model - A policy memo to the Government of Republic of Indonesia (July 25, 2021) | GitHub.
  3. Data-Driven Reopening Strategies for State and Local Governments. Report and slides on this CMU-wide collaboration. Cited in:

Academic Mentorship


I have served as a collaborator, co-advisor, or committee member to these students:

PhD Students:

Master's and Undergraduate Students: