Pitt | Swanson Engineering
Schaefer, Andrew J
Industrial Engineering, Bioengineering Department

PhD in Industrial and Systems Engineering, Georgia Institute of Technology, 2000

MA in Computational and Applied Mathematics, Rice University, 1994

BA in Double major in Computational and Applied Mathematics / Mathematical Economic Analysis, Rice University, 1994

Healthcare

Integer Programming

Operations Research

Optimization

Stochastic Programming

(2013) Outstanding Young Engineering Alumni Award, Rice University.

(2013) Meritorious Referee, Operations Research.

(2012) William Kepler Whiteford Professor, University of Pittsburgh.

(2010) Best Paper Award, Service Science Section of INFORMS, for Kurt et al.

(2008) IIE Transactions 2009 Best Applied Paper Prize in Operations Engineering and Analysis for Kreke et al.

(2007) Outstanding Young IE - Education Award, Institute of Industrial Engineers (IIE).

(2006) CAREER Award, National Science Foundation.

(2006) University of Pittsburgh School of Engineering Board of Visitors Faculty Award.

(2004) Honorable Mention, Best Paper Award, INFORMS Junior Faculty Interest Group.

(2003) Wellington C. Carl Faculty Fellowship, University of Pittsburgh.

(2003) Honorable Mention, Best Paper Award, INFORMS Junior Faculty Interest Group.

(2003) Second Prize, University of Pittsburgh School of Engineering Diversity Award.

(2002) Faculty Honor Roll for Teaching Excellence, University of Pittsburgh.

(1999) Selected for INFORMS Doctoral Colloquium.

(1995) President's Fellowship, Georgia Institute of Technology.

(1990) Board of Governor's Scholarship, Rice University.

(1990) President's Honor Roll for five of eight semesters, Rice University.

(1990) National Merit Scholar.

John H. Morris Graduate Fellowship, School of Industrial and Systems Engineering, Georgia Tech.

Kabiri, M., Jazwinki, M.S., Roberts, M.S., Schaefer, A.J., and Chhatwal, J., 2014, "The Changing Burden of Hepatitis C Infection in the United States: Model-Based Predictions," Annals of Internal Medicine, no.3, pp. 170-180.

Khademi, A., Braithwaite, R.S., Saure, D., Schaefer, A.J., Nucifora, K., and Roberts, M.S., 2014, "Should Expectations about the Rate of New Antiretroviral Drug Development Impact the Timing of HIV Treatment Initiation and Expectations about Treatment Benefits?," PLoS ONE, no.6, e98354.

Kaufman, D., and Schaefer, A.J., 2013, "Robust Modified Policy Iteration," INFORMS Journal on Computing, no.3, pp. 396-410.

Kong, N., Schaefer, A.J., and Ahmed, S., 2013, "Totally Unimodular Stochastic Programs," Mathematical Programming Series A, pp. 1-13.

Sandikci, B., Kong, N., and Schaefer, A.J., 2013, "A Hierarchy of Bounds for Stochastic Mixed-Integer Programs," Mathematical Programming Series A, pp. 253-272.

Sandikci, B., Maillart, L., Schaefer, A.J., and Roberts, M.S., 2013, "Alleviating the Patient's Price of Privacy through a Partially Observed Waiting List," Management Science, no.8, pp. 1836-1854.

Shylo, O., Prokopyev, O., and Schaefer, A.J., 2013, "Stochastic Operating Room Scheduling for High Volume Specialties under Block Booking," INFORMS Journal on Computing, no.4, pp. 682-692.

Trapp, A.C., Prokopyev, O., and Schaefer, A.J., 2013, "On a Level-Set Characterization of the Integer Programming Value Function and its Application to Stochastic Programming," Operations Research, no.2, pp. 498-511.

Demirci, M.C., Schaefer, A.J., Romeijn, H.E., and Roberts, M.S., 2012, "An Exact Method for Balancing Efficiency and Equity in the Liver Allocation Hierarchy," 2012., no.2, pp. 260-275.

Özaltin, O., Prokopyev, O., and Schaefer, A.J., 2012, "Two-stage Quadratic Integer Programs with Stochastic Right-hand Sides," Mathematical Programming Series A, no.1, pp. 121-158.

Batun, S., Denton, B.T., Huschka, T.R., and Schaefer, A.J., 2011, "The Benefit of Pooling Operating Rooms under Uncertainty," INFORMS Journal on Computing, no.2, pp. 220-237.

Kurt, M., Denton, B., Schaefer, A.J., Shah, N., and Smith, S., 2011, "The Structure of Optimal Statin Initiation Policies for Patients with Type 2 Diabetes," IIE Transactions on Healthcare Systems Engineering, no.1, pp. 49-65.

Özaltin, O., Hunsaker, B.K., and Schaefer, A.J., 2011, "Predicting the Solution Time of Branch-and-Bound Algorithms for Mixed-Integer Programs," INFORMS Journal on Computing, no.3, pp. 392-403.

Özaltin, O., Prokopyev, O., Schaefer, A.J., and Roberts, M.S., 2011, "Optimizing the Societal Benefits of the Annual Influenza Vaccine: A Stochastic Programming Approach," Operations Research, no.5, pp. 1131-1143.

Rajgopal, J., Wang, Z., Schaefer, A.J., Shah, N., and Smith, S., 2011, "Integrated Design and Operation of Remnant Inventory Supply Chains under Uncertainty," European Journal of Operational Research, pp. 358-364.

Shah, N.D., Denton, B.T., Kurt, M., Schaefer, A.J., Smith, S.A., and Monaco, S.E., 2011, "Comparative Effectiveness of Guidelines for the Management of Hyperlipidemia and Hypertension for Type 2 Diabetes Patients," PLoS ONE, no.1, e16170.

Alagoz, O., Hsu, H., Schaefer, A.J., and Roberts, M.S., 2010, "Markov Decision Processes: A Tool for Sequential Decision Making under Uncertainty," Medical Decision Making, no.4, pp. 474-483.

Erkin, Z.E., Bailey, M.D., Maillart, L., Schaefer, A.J., and Roberts, M.S., 2010, "Eliciting Patients' Revealed Preferences: An Inverse MDP Approach," Decision Analysis, no.4, pp. 358-365.

Kong, N., Schaefer, A.J., Hunsaker, B.K., and Roberts, M.S., 2010, "Maximizing the Efficiency of the U.S. Liver Allocation System through Region Design," Management Science, no.12, pp. 2111-2122.

Özaltin, O., Prokopyev, O., and Schaefer, A.J., 2010, "The Bilevel Knapsack Problem with Stochastic Right-hand Sides," Operations Research Letters, no.4, pp. 328-333.

Trukhanov, S., Ntaimo, L., and Schaefer, A.J., 2010, "On Adaptive Multicut Aggregation for Two-Stage Stochastic Linear Programs with Recourse," European Journal of Operational Research, no.2, pp. 395-406.

Schaefer, A.J., 2009, "Inverse Integer Programming," Optimization Letters, no.4, pp. 483-489.

Alagoz, O., Schaefer, A.J., and Roberts, M.S., 2009, "Optimization in Organ Allocation," in Handbook of Optimization in Medicine, P. Pardalos, and E. Romeijn, eds., Kluwer Academic Publishers.

Rajgopal, J., Wang, Z., Schaefer, A.J., and Prokopyev, O., 2009, "Effective Management Policies for Remnant Inventory Supply Chains," IIE Transactions, no.5, pp. 437-447.

Taskin, Z., Smith, J.C., Ahmed, S., and Schaefer, A.J., 2009, "Cutting Plane Algorithms for Solving a Robust Edge Partition Problem," Discrete Optimization, no.4, pp. 420-435.

Braithwaite, R.S., Roberts, M.S., Chang, C.C., Goetz, M., Gilbert, C., Rodriguez, A.M., Shechter, S., Schaefer, A.J., Nucifora, K., Koppenhaver, R., and Justice, A., 2008, "The Influence of Alternative Thresholds for Initiating HIV Treatment on Life Expectancy and Quality-adjusted Life Expectancy: A Decision Model," Annals of Internal Medicine, no.3, pp. 178-185.

Kreke, J.E., Bailey, M.D., Schaefer, A.J., Roberts, M.S., and Angus, D.C., 2008, "Modeling Hospital Discharge Policies for Patients with Pneumonia-Related Sepsis," IIE Transactions, no.9, pp. 853-860.

Sandikci, B., Maillart, L., Schaefer, A.J., Alagoz, O., and Roberts, M.S., 2008, "Estimating the Patient's Price of Privacy in Liver Transplantation," Operations Research, no.6, pp. 1393-1410.

Shechter, S.M., Bailey, M.D., Schaefer, A.J., and Roberts, M.S., 2008, "The Optimal Time to Initiate HIV Therapy under Ordered Health States," Operations Research, no.1, pp. 20-33.

Shechter, S.M., Bailey, M.D., and Schaefer, A.J., 2008, "A Modeling Framework for Replacing Medical Therapies," IIE Transactions, no.9, pp. 861-869.

Shechter, S.M., Bailey, M.D., and Schaefer, A.J., 2008, "Replacing Nonidentical Components to Extend System Life," Naval Research Logistics, no.7, pp. 700-703.

Stahl, J.E., Kreke, J.E., Abdulmalek, F., Schaefer, A.J., and Vacanti, J., 2008, "The Effect of Cold-Ischemia Time on Primary Nonfunction, Patient and Graft Survival in Liver Transplantation: A Systematic Review," PLoS ONE, no.6, e2468.

2007, "Use of Dynamic Microsimulation to Predict Disease Progression in Patients with Pneumonia-related Sepsis," Critical Care, no.:R65.

Alagoz, O., Maillart, L., Schaefer, A.J., and Roberts, M.S., 2007, "Choosing among Cadaveric and Living-Donor Livers," Management Science, no.11, pp. 1702-1715.

Alagoz, O., Maillart, L., Schaefer, A.J., and Roberts, M.S., 2007, "Determining the Acceptance of Cadaveric Livers Using an Implicit Model of the Waiting List," Operations Research, no.1, pp. 24-36.

Braithwaite, R.S., Conigliaro, J., Roberts, M.S., Shechter, S.M., Schaefer, A.J., McGinnis, K., Rodriguez, M., Rabeneck, L., Bryant, K., and Justice, A.C., 2007, "Estimating the Impact of Alcohol Consumption on Survival for HIV+ Individuals," AIDS Care, no.4, pp. 459-466.

Braithwaite, R.S., Shechter, S.M., Chang, C.C., Schaefer, A.J., and Roberts, M.S., 2007, "Estimating the Rate of Accumulating Drug Resistance Mutations in the HIV Genome," Value in Health, no.3, pp. 204-213.

Schaefer, A.J., and Nemhauser, G.L., 2006, "Improving Airline Operational Performance through Schedule Perturbation," Annals of Operations Research, pp. 3-16.

Bailey, M.D., Shechter, S.M., and Schaefer, A.J., 2006, "SPAR: Stochastic Programming with Adversarial Recourse," Operations Research Letters, no.3, pp. 307-315.

Braithwaite, R.S., Shechter, S.M., Roberts, M.S., Schaefer, A.J., Bangsberg, D.R., Harrigan, P.R., and Justice, A.C., 2006, "Explaining Variability in the Relationship between Antiretroviral Adherence and HIV Accumulation," Journal of Antimicrobial Chemotherapy, pp. 1036-1043.

Kong, N., Schaefer, A.J., and Hunsaker, B.K., 2006, "Two-Stage Integer Programs with Stochastic Right-Hand Sides - A Superadditive Dual Approach," Mathematical Programming Series B, pp. 275-296.

Kong, N., and Schaefer, A.J., 2006, "A Factor ½ Approximation Algorithm for Two-Stage Stochastic Matching Problems," European Journal of Operational Research, pp. 740-746.

Shechter, S.M., Schaefer, A.J., Braithwaite, R.S., and Roberts, M.S., 2006, "Increasing the Efficiency of Monte Carlo Cohort Simulations with Variance Reduction Techniques," Medical Decision Making, no.5, pp. 550-553.

Schaefer, A.J., Johnson, E.L., Kleywegt, A.J., and Nemhauser, G.L., 2005, "Airline Crew Scheduling under Uncertainty," Transportation Science, no.3, pp. 340-348.

Alagoz, O., Bryce, C.L., Shechter, S.M., Schaefer, A.J., Chang, C.C., Angus, D.C., and Roberts, M.S., 2005, "Incorporating Biological Natural History in Simulation Models: Empiric Estimates of the Progression of End-Stage Liver Disease," Medical Decision Making, pp. 620-632.

Shechter, S.M., Bryce, C.L., Alagoz, O., Kreke, J.E., Stahl, J.E., Schaefer, A.J., Angus, D.C., and Roberts, M.S., 2005, "A Clinically Based Discrete Event Simulation of End-Stage Liver Disease and the Organ Allocation Process," Medical Decision Making, no.2, pp. 199-209.

Stahl, J.E., Kong, N., Shechter, S.M., Schaefer, A.J., and Roberts, M.S., 2005, "A Methodological Framework for Optimally Reorganizing Liver Transplant Regions," Medical Decision Making, no.1, pp. 35-46.

Schaefer, A.J., Bailey, M.D., Shechter, S.M., and Roberts, M.S., 2004, "Modeling Medical Treatment using Markov Decision Processes," in Handbook of Operations Research/Management Science Applications in Health Care, M. Brandeau, W. Pierskalla, and F. Sainfort, eds., Kluwer Academic Publishers, pp. 597-616.

Alagoz, O., Maillart, L., Schaefer, A.J., and Roberts, M.S., 2004, "The Optimal Timing of Living-Donor Liver Transplantation," Management Science, no.10, pp. 1420-1430.

Kreke, J.E., Schaefer, A.J., and Roberts, M.S., 2004, "Simulation and Critical Care Modeling," Current Opinion in Critical Care, no.5, pp. 395-398.

Schaefer, L.A., and Schaefer, A.J., 2004, "Locating Hybrid Fuel Cell-Turbine Power Generation Units Under Uncertainty," Annals of Operations Research, pp. 301-332.

Smith, J.C., Schaefer, A.J., and Yen, J., 2004, "A Stochastic Integer Programming Approach to Solving a Synchronous Optical Network Design Problem," Networks, no.1, pp. 12-26.

Rosenberger, J.M., Schaefer, A.J., Goldsman, D., Johnson, E.L., Kleywegt, A.J., and Negri, J., 2002, "A Stochastic Model of Airline Operations," Transportation Science, no.4, pp. 357-377.

Schaefer, A.J., 2014, U.S. Naval Academy, Annapolis, MD.

Schaefer, A.J., 2013, "keynote address," University of Toronto, Toronto, ON, Canada.

Schaefer, A.J., 2013, Carnegie-Mellon University, Pittsburgh, PA.

Schaefer, A.J., 2013, McGill University, Montreal, Canada.

Schaefer, A.J., 2013, National University of Singapore, Singapore.

Schaefer, A.J., 2013, Rice University, Houston, TX.

Schaefer, A.J., 2013, University of Buffalo, Buffalo, NY.

Schaefer, A.J., 2013, University of Texas, Austin, TX.

Schaefer, A.J., 2013, Yale University, New Haven, CT.

Schaefer, A.J., 2012, Bilkent University, Ankara, Turkey.

Schaefer, A.J., 2012, Bogazici University, Istanbul, Turkey.

Schaefer, A.J., 2012, Koc University, Istanbul, Turkey.

Schaefer, A.J., 2012, Middle East Technical University, Ankara, Turkey.

Schaefer, A.J., 2012, Sabanci University, Istanbul, Turkey.

Schaefer, A.J., 2001, Department of Mathematical Sciences, Stevens Institute of Technology, Hoboken, NJ.

Schaefer, A.J., 2001, Department of Systems and Industrial Engineering, University of Arizona, Tucson, AZ.

Schaefer, A.J., 2001, Marcus Department of Industrial and Manufacturing Engineering, Penn State University, State College, PA.

Schaefer, A.J., 2002, Department of Mathematics and Computer Science, Duquesne University, Pittsburgh, PA.

Schaefer, A.J., 2003, Department of Operations, Weatherhead School of Management, Case Western Reserve University, Cleveland, OH.

Schaefer, A.J., 2005, "Therapeutic Optimization via Markov Decision Processes," INFORMS annual meeting, San Francisco, CA.

Schaefer, A.J., 2005, Department of Engineering Sciences, University of Auckland, Auckland, New Zealand.

Schaefer, A.J., 2005, Department of Industrial and System Engineering, University of Florida, Gainesville, FL.

Schaefer, A.J., 2005, Department of Industrial Engineering, Arizona State University, Tempe, AZ.

Schaefer, A.J., 2005, Department of Operations, Weatherhead School of Management, Case Western Reserve University, Cleveland, OH.

Schaefer, A.J., 2005, Health Services Research Seminar Series, University of Pittsburgh, Pittsburgh, PA.

Schaefer, A.J., 2006, Department of Industrial Engineering, Bilkent University, Ankara, Turkey.

Schaefer, A.J., 2006, Department of Industrial Engineering, Bogazici University, Istanbul Turkey.

Schaefer, A.J., 2006, Department of Industrial Engineering, Middle East Technical University, Ankara, Turkey.

Schaefer, A.J., 2006, Department of Industrial Engineering, Texas A&M University, College Station, TX.

Schaefer, A.J., 2006, Department of Mechanical and Industrial Engineering, University of Toronto, Toronto, Canada.

Schaefer, A.J., 2006, Department of Operations Management, Tepper School of Business, Carnegie-Mellon University, Pittsburgh, PA.

Schaefer, A.J., 2006, Fitts Department of Industrial Engineering, North Carolina State University, Raleigh, NC.

Schaefer, A.J., 2006, Grado Department of Industrial and Systems Engineering, Virginia Tech, Blacksburg, VA.

Schaefer, A.J., 2006, Mayo Clinic, Rochester, MN.

Schaefer, A.J., 2006, National Institute of Biomedical Imaging and Bioengineering, National Institutes of Health, Bethesda, MD.

Schaefer, A.J., 2007, Department of Industrial and Systems Engineering, University of Wisconsin-Madison, Madison, WI.

Schaefer, A.J., 2007, RAND, Pittsburgh, PA.

Schaefer, A.J., 2008, Department of Industrial Engineering and Management Sciences, Northwestern University, Evanston, IL.

Schaefer, A.J., 2008, Department of Systems Engineering and Operations Research, George Mason University, Alexandria, VA.

Schaefer, A.J., 2008, INSEAD, Technology and Operations Management Department, Fontainebleau, France.

Schaefer, A.J., 2009, Department of Computational and Applied Mathematics, Rice University, Houston, TX.

Schaefer, A.J., 2009, Department of Industrial and Systems Engineering, Lehigh University, Bethlehem, PA.

Schaefer, A.J., 2009, Department of Industrial Engineering and Operations Research, University of California-Berkeley, Berkeley, CA.

Schaefer, A.J., 2009, Department of Industrial Engineering, University of Houston, Houston, TX.

Schaefer, A.J., 2009, H. Milton Stewart School of Industrial and Systems Engineering, Georgia Tech, Atlanta, GA.

Schaefer, A.J., 2009, Operations, Information and Technology, Graduate School of Business, Stanford University, Stanford, CA.

Schaefer, A.J., 2009, RAND/ Department of Health Policy and Management, University of Pittsburgh, Pittsburgh, PA.

Schaefer, A.J., 2009, Sauder School of Business, University of British Columbia, Vancouver, British Columbia.

Schaefer, A.J., 2010, Department of Industrial and Enterprise Engineering, University of Illinois, Urbana-Champaign, IL.

Schaefer, A.J., 2010, London Business School, London, United Kingdom.

Schaefer, A.J., 2010, Marcus Department of Industrial and Manufacturing Engineering, Distinguished Lecture Series, Penn State University, State College, PA.

Schaefer, A.J., 2010, Weldon School of Biomedical Engineering, Purdue University, West Lafayette, IN.

Schaefer, A.J., 2011, Department of Industrial and Operations Engineering, University of Michigan.

Schaefer, A.J., 2011, Department of Integrated Systems Engineering, Ohio State University, Columbus, OH.

Schaefer, A.J., 2011, LANCS Initiative, Southampton University, Southampton, United Kingdom.

Schaefer, A.J., 2011, University College London, London, United Kingdom.

Schaefer, A.J., 2012, Department of Computing, Imperial College London, London, United Kingdom.

Schaefer, A.J., 2012, Judge School of Business, Cambridge University, Cambridge, United Kingdom.

Schaefer, A.J., 2012, London Business School, London, United Kingdom.

Schaefer, A.J., 2012, London Business School, London, United Kingdom.

Schaefer, A.J., 2012, Said School of Business, Oxford University, Oxford, United Kingdom.

Schaefer, A.J., 2012, University College London, London, United Kingdom.