• Phone: 617-353-2287
  • E-Mail:  willems@bu.edu
  • Website: http://supplychain.bu.edu/
  • Office: 673
  • Office Hours: By Appointment
  • Address: Boston University School of Management
    595 Commonwealth Avenue
    Boston, MA 02215
  • Education Open or Close

    Ph D, MIT Sloan School, Operations Management, 1999.

    MS, MIT Operations Research Center, Operations Research, 1996.

    BS, Wharton School University of Pennsylvania, Economics, Decision Sciences, 1993.

  • PublicationsOpen or Close

    Journal Articles:

      Willems, S. P., Humair, S., Ruark, J., Tomlin, B., (2013). Incorporating Stochastic Lead Times into the Guaranteed Service Model of Safety Stock Optimization. Interfaces, 43(5), 421-434. Catonsville.


      Shen , Y., Willems, S., (2012). Strategic Sourcing for Short-Lifecycle Products. International Journal of Production Economics, 139(2), 575-585. Amsterdam.


      Wieland, B., Mastrantonio, P., Willems, S., Kempf, K. G., (2012). Optimizing Inventory Levels within Intelís Channel Supply Demand Operations. Interfaces, 42(6), 517-527. Baltimore, MD.


      Klosterhalfen, S., Minner, S., Willems, S. P., (Accepted). Strategic Safety Stock Placement in Supply Networks with Static Dual Supply. Manufacturing & Service Operations Management, Hanover.


  • Research PresentationsOpen or Close

    Invited Lectures:

      Willems, S. P., (Presenter & Author), CSCMP National Meeting, Introduction to Quantitative Multi-Echelon Inventory Optimization: Math You Can Apply Today, CSCMP, Denver, CO. (October 1, 2013).

      Erera, A., (Panelist), Nuggehalli, R., (Panelist), Own, J., (Panelist), Snyder, L., (Panelist), Willems, S. P., (Panelist), INFORMS National Meeting, A Panel Discussion on Academic-industry Collaboration, INFORMS, Minneapolis, MN. (March 1, 2013).

    Accepted Lectures:

      Willems, S. P., (Author Only), INFORMS Conference on Business Analytics and Operations Research, Guide for Multi-Echelon Inventory Optimization Projects: Lowering Inventory While Improving Service Levels, INFORMS, San Antonio, TX. (April 1, 2013).

      Humair, S., (Presenter and Author), Ruark, J., (Presenter and Author), Tomlin, B., (Presenter and Author), Willems, S., (Presenter and Author), INFORMS National Meeting, ncorporating Stochastic Lead Times into the Guaranteed Service Model of Safety Stock Optimization, INFORMS, Phoenix. (October 25, 2012).

      Tian , F., (Presenter Only), Willems, S., (Presenter Only), DSI Annual Meeting, A Finite Horizon Optimal Policy Problem for a By-Product System, DSI, Boston. (November 1, 2011).

  • Awards and HonorsOpen or Close

    Finalist for 2012 Daniel H. Wagner Prize for Excellence in Operations Research Practice, INFORMS, Research. (October 1, 2012).

    For work on Incorporating Stochastic Lead Times into the Guaranteed Service Model of Safety Stock Optimization