{"id":8,"date":"2018-02-14T16:17:44","date_gmt":"2018-02-14T16:17:44","guid":{"rendered":"http:\/\/mitmgmtfaculty.mit.edu\/retsef\/homepage\/"},"modified":"2026-01-12T16:49:51","modified_gmt":"2026-01-12T16:49:51","slug":"homepage","status":"publish","type":"page","link":"https:\/\/mitmgmtfaculty.mit.edu\/retsef\/","title":{"rendered":"Homepage"},"content":{"rendered":"<div id=\"pl-8\"  class=\"panel-layout\" ><div id=\"pg-8-0\"  class=\"panel-grid panel-no-style\" ><div id=\"pgc-8-0-0\"  class=\"panel-grid-cell\" ><div id=\"panel-8-0-0-0\" class=\"so-panel widget widget_mit-pf-jumbotron widget_mit_pf_jumbotron panel-first-child\" data-index=\"0\" ><div class=\"jumbotron-contained\" data-set=\"jumbotron\"><div class=\"hidden jumbotron\">    <div class=\"jumbotron--header\" style=\"background-image:url(https:\/\/mitmgmtfaculty.mit.edu\/retsef\/wp-content\/themes\/mitfaculty2021\/assets\/images\/jumbotron_bg_blue.jpg);\">        <div class=\"container\"><div class=\"row\">            <div class=\"col-12 col-md-8\">                <div class=\"jumbotron--content\">                <h1>Retsef Levi<\/h1>                <\/div><!-- .jumbotron--content -->            <\/div><!-- .col -->            <div class=\"col-12 jumbotron--facultyimage\">            <div class=\"faculty-image\">                <img decoding=\"async\" class=\"img-responsive img-portfolio img-hover\" src=\"\/\/mitsloan.mit.edu\/shared\/ods\/images\/?ID=41407\" alt=\"Retsef Levi, J. Spencer Standish (1945) Professor of Management, MIT Sloan School of Management\">            <\/div><!-- .faculty-image -->        <\/div><\/div><!-- .container -->    <\/div><!-- jumbotron--header --><\/div><!-- .row -->    <div class=\"header-bio\" data-set=\"header-bio\">        <div class=\"bio\">    <div class=\"jumbotron--bio\">            <div class=\"teasertext\"><p>Retsef Levi is the\u00a0<em>J. Spencer Standish (1945)\u00a0Professor of Operations Management\u00a0<\/em>at the MIT Sloan School of Management. Levi is affiliated with the MIT Operations Research Center and is the MIT Sloan Co-Director of the Leaders for Global Operations (LGO) Program.<\/p>\n<\/div>\t\t\t<a href=\"mitmgmtfaculty.mit.edu\/retsef\/about\"   class=\"btn btn-default btn-link\">More about Retsef<\/a>    <\/div><!-- jumbotron--bio --><\/div><\/div><\/div><div class=\"d-none jumbotron bg-cover\" style=\"background-image:url(https:\/\/mitmgmtfaculty.mit.edu\/retsef\/wp-content\/themes\/mitfaculty2021\/assets\/images\/jumbotron_bg_blue.jpg);\">\t<div class=\"container\">\t\t<div class=\"col-lg-8 col-md-8 col-sm-8 col-xs-12 no-padding-left\">\t\t<h1>Retsef Levi<\/h1>\t\t\t<div class=\"teasertext\"><p>Retsef Levi is the\u00a0<em>J. Spencer Standish (1945)\u00a0Professor of Operations Management\u00a0<\/em>at the MIT Sloan School of Management. Levi is affiliated with the MIT Operations Research Center and is the MIT Sloan Co-Director of the Leaders for Global Operations (LGO) Program.<\/p>\n<\/div>\t<div class=\"cv-link\">\t\t<a href=\"https:\/\/mitsloan.mit.edu\/shared\/ods\/documents\/?doc=1&DocumentID=10881\" class=\"btn btn-default btn-icon\" target=\"_blank\"><span class=\"fa fa-download fa-1\"><\/span>Download CV<i class=\"far fa-file-alt\"><\/i><\/a>\t<\/div><!-- .cv-link -->\t\t<\/div><!-- .col-lg-8 -->\t\t<div class=\"col-lg-4 col-md-4 col-sm-4 col-xs-12 no-padding-left\">\t\t\t<div class=\"faculty-image\">\t\t\t\t<a href=\"mitmgmtfaculty.mit.edu\/retsef\/about\"    ><img decoding=\"async\" class=\"img-responsive img-portfolio img-hover\" src=\"\/\/mitsloan.mit.edu\/shared\/ods\/images\/?ID=41407\" alt=\"Retsef Levi, J. Spencer Standish (1945) Professor of Management, MIT Sloan School of Management\"><\/a>\t\t\t<\/div><!-- .faculty-image -->\t\t<\/div><!-- .col-lg-4 -->\t<\/div><!-- .container --><\/div><\/div><\/div><div id=\"panel-8-0-0-1\" class=\"so-panel widget widget_mit_area_interest_widget\" data-index=\"1\" ><h2 class=\"widget-title\">Areas of Interest<\/h2><ul><li>Food Supply Chain Analytics and Sensing Initiative (FSAS)<\/li><li>Supply Chain, Logistics and Revenue Management Optimization<\/li><li>Health Systems<\/li><li>Approximation Algorithm to Multistage Stochastic Optimization Models<\/li><li>Data-driven Algorithms<\/li><li>Stochastic Optimization<\/li><li>Combinatorial Optimization<\/li><li>Risk Management<\/li><\/ul><\/div><div id=\"panel-8-0-0-2\" class=\"so-panel widget widget_mit-pf-wysiwyg widget_mit_pf_wysiwyg\" data-index=\"2\" ><h2 class=\"widget-title\">Online Courses<\/h2><div class=\"textwidget\"><p><strong>Professional Certificate in Data Science and Analytics<\/strong><\/p>\n<p>Delivered in collaboration with Emeritus<\/p>\n<p>https:\/\/xpro.mit.edu\/courses\/course-v1:xPRO+PCDSx+R1\/<\/p>\n<p>https:\/\/executive-ed.xpro.mit.edu\/professional-certificate-in-data-science-and-analytics<\/p>\n<p>https:\/\/executive-ed.xpro.mit.edu\/blog\/<\/p>\n<\/div><\/div><div id=\"panel-8-0-0-3\" class=\"so-panel widget widget_mit-pf-wysiwyg widget_mit_pf_wysiwyg\" data-index=\"3\" ><h2 class=\"widget-title\">Featured Research<\/h2><div class=\"textwidget\"><p><strong>Theses<\/strong><br \/>\n<strong>\u00a0<\/strong><br \/>\n\"<a href=\"https:\/\/mitsloan.mit.edu\/shared\/ods\/documents\/?PublicationDocumentID=7654\" target=\"_blank\" rel=\"noopener\">Computing Provably Near-Optimal Policies for Stochastic Inventory Control Models<\/a>,\" under the supervision of Robin Roundy and David Shmoys (PhD Thesis)<\/p>\n<p><strong>Referred Journals<\/strong><\/p>\n<p>\u201cTransmission Iteration Persistence (TIP): A Supply Chain Epidemiology Model for Zoonotic Diseases Outbreaks\u201d, Retsef Levi and El Ghali Zerhouni, (To Appear in <em>MSOM<\/em>), 2026<\/p>\n<p>\u201cMatters Arising: Safety of SARS-CoV-2 vaccination during pregnancy - obstetric outcomes from a large cohort study: Methodological biases in study design with potential impact on the study\u2019s interpretation\u201d, Retsef Levi and Efrat Schur (To appear in <em>BMC Pregnancy and Childbirth<\/em>), May 2025<\/p>\n<p>\u201cOptimal interventions for increasing healthy food consumption among low-income populations\u201d Elisabeth Paulson, Retsef Levi &amp; Georgia Perakis (To appear in <em>Management Science<\/em>), May 2025<\/p>\n<p>\"Supply Chain Characteristics as Predictors of Cyber Risk: A Machine-Learning Assessment\" Retsef Levi, Kevin Kaiwen Hu, Raphael Yahalom, and El Ghali Zerhouni, (To appear in <em>IEEE Transactions on Dependable and Secure Computing<\/em>), May 2025<\/p>\n<p><strong>\u201c<\/strong>Improved Intrahospital Transport Time via Proximity-Based Staff Assignments\u201d Christopher Sun, Martin\u00a0\u00a0\u00a0\u00a0 Copenhaver, Ana Cecilia Zenteno Langle, Bruno Viscomi, Ed Raeke, Bethany Daily, Peter Dunn, and Retsef Levi, (<em>American Medical Informatics Association<\/em>), May 2025 (<a href=\"https:\/\/doi.org\/10.1093\/jamia\/ocaf081\">https:\/\/doi.org\/10.1093\/jamia\/ocaf081<\/a>)<\/p>\n<p>\u201cImproving Farmers\u2019 Income on Online Agri-platforms: Evidence from the Field\" Retsef Levi, Manoj Rajan, Somya Singhvi &amp; Yanchong Zheng (Published online in <em>Manufacturing and Service Operations Management<\/em>), May 2024<\/p>\n<p>Note: First place winner of the 4th POMS Applied Research Challenge, Winner of Best Paper Award: INFORMS 2020 Public Sector Operations Research, College of Supply Chain Management, Winner of 2020 MSOM Responsible Research Award, Winner of 2020 INFORMS Public Sector Operations Research Section Best Paper Award, First Prize, 2020 POMS College of Supply Chain Management Best Student Paper Competition (Singhvi), First Place, 2020 POMS College of Behavioral Operations Management Junior Scholar Paper Competition (Singhvi), Finalist, 2020 POMS Applied Research, Challenge, Winner of 2019 INFORMS Doing Good with Good OR Competition (Singhvi))<\/p>\n<p>\u201cThe Limits to Learning a Diffusion Model\u201d Jackie Baek, Vivek F. Farias, Andreea Georgescu, Retsef Levi, Tianyi Peng, Deeksha Sinha, Joshua Wilde, Andrew Zheng (To appear in <em>Management Science<\/em>), 2024<\/p>\n<p>\u201cPredicting the spread of SARS-CoV-2 variants: An artificial intelligence enabled early detection\u201d, Retsef Levi, Shoshi Altuvia and El Ghali Ahmed Zerhouni, <em>PNAS Nexus<\/em>, Volume 3, Issue 1, January 2024, pgad424. <a href=\"https:\/\/doi.org\/10.1093\/pnasnexus\/pgad424\">https:\/\/doi.org\/10.1093\/pnasnexus\/pgad424<\/a><\/p>\n<p>\u201cScheduling with Testing of Heterogeneous Jobs\" Retsef Levi, Yaron Shaposhnik and Thomas Magnanti, Management Science, Volume 70, Issue 5, Pages 2705-3380, May 2024<\/p>\n<p>\u201cEffect of mRNA Vaccine Manufacturing Processes on Efficacy and Safety Still an Open Question\u201d, Josh Guetzkow and Retsef Levi, <em>BMJ <\/em>(Rapid Response), 2023<\/p>\n<p>\u201cCompetitive Algorithms for the Online Minimum Peak Appointment Scheduling\" C\u00e9lia Escribe, Michael Hu, Retsef Levi, <em>Operations Research<\/em>, 2023. <u>doi: <\/u><a href=\"http:\/\/dx.doi.org\/10.1287\/opre.2021.0080\">10.1287\/opre.2021.0080<\/a><\/p>\n<p>\u201cDevelopment and Application of a Data-Driven Signal Detection Method for Surveillance of Adverse Event Variability Across Manufacturing Lots of Biologics\u201d Retsef Levi, Stacy Springs, Joshua Wilde, and Jacqueline Wolfrum, <em>Drug Safety<\/em>, 2023. doi: <a href=\"https:\/\/doi.org\/10.1007\/s40264-023-01349-6\">10.1007\/s40264-023-01349-6<\/a><\/p>\n<p>\"Evaluation and Implementation of a Just-In-Time Bed-Assignment Strategy to Reduce Wait Times for Surgical Inpatients.\" Aleida Braaksma, Martin S. Copenhaver, Ana C. Zenteno, Elizabeth Ugarph, Retsef Levi, Bethany J. Daily, Benjamin Orcutt, Kathryn M. Turcotte, and Peter F. Dunn. <em>Healthcare Management Science<\/em>, volume 26(3), pages 501-515, September 2023<\/p>\n<p>\"Machine Learning for the Discovery of Molecular Recognition Based on Single-Walled Carbon Nanotube Corona-Phases\u201d Xun Gong<em>, <\/em>Nicholas Renegar<em>, <\/em>Retsef Levi and Michael Strano. <em>Computational<\/em> <em>Materials:<\/em> <em>Article <\/em>8, 135 (2022). <a href=\"https:\/\/doi.org\/10.1038\/s41524-022-0\">https:\/\/doi.org\/10.1038\/s41524-022-0<\/a><\/p>\n<p>\u201cIncreases Emergency Cardiovascular Events Among Under-40 Population in Israel During Vaccine Rollout and Third Covid-19 Wave\u201d Christopher Sun, Eli Jaffe, Retsef Levi, <em>Scientific Reports<\/em>, 2022; 12(1): 6978 doi: 10.1038\/s41598-022-10928-z<\/p>\n<p>\u201cUnderstanding Primary Care Physicians\u2019 Work via Text Analytics on EHR Inbox Messages\u201d Celia Escribe, Stephanie A. Eisenstat, Walter O\u2019Donnell and Retsef Levi, <em>American Journal of Managed Care<\/em>, 2022 Jan 1; 28(1): e24-e30. doi: 10.37765\/ajmc.2022.88817<\/p>\n<p>\"Understanding Physician Work and Well-Being Through Social Network Modelling Using Electronic Health Record Data: A Cohort Study\" C\u00e9lia Escribe, Stephanie A. Eisenstat, Kerri Palamara, Walter J. O\u2019Donnell, Jason H. Wasfy, Marcela G. Del Carmen, Sara R. Lehrhoff, Marjory, A. Bravard and Retsef Levi, <em>Journal of General Internal Medicine<\/em>, 2022 January 28; 37, 3789 \u2013 3796<\/p>\n<p>\u201cA Risk-Sharing Pricing Contract for Healthcare Referral Services\u201d Fernanda Bravo, Retsef Levi, Georgia Perakis and Gonzalo Romero, <em>Production of Operations Management, <\/em>2022, <em>65 (3)<\/em>: 1322-1341<\/p>\n<p>\"The Link Between Food Safety and Zoonotic Disease Risks at Wholesale and Wet Markets in China\", Jennifer Gao, Retsef Levi and Nick Renegar, <em>Scientific Reports: <\/em>12, 21650 (2022). <u>https:\/\/doi.org\/10.1038\/s41598-022-25817-8<\/u><\/p>\n<p>\u201cPublic health risks arising from food supply chains: Challenges and opportunities\u201d, Lu Chen, Donovan Guttieres, Retsef Levi, Elisabeth Paulson, Georgia Perakis, Nicholas Renegar and Stacy Springs, <em>Naval Research Logistics<\/em>, Volume 68, Issue8, Special Issue: OR Models for Developmental Studies, December 2021, Pages 1098-1112<\/p>\n<p>\"Worse Cardiac Arrest Outcomes During the COVID-19 Pandemic In Boston Can Be Attributed to Patient \u00a0Reluctance to Seek Care.\" Sun, Christopher L.F., Sophia Dyer, James Salvia, Laura Segal, and Retsef Levi, <em>Health Affairs, <\/em>Volume 40 (6), May 2021, pages 886-895<\/p>\n<p>\u201cOptimization Driven Framework to Understand Health Care Network Costs and Resource Allocation.\u201d <em>Health Care Management Science<\/em>, 24(3):640\u2013660, 2021. https:\/\/doi.org\/10.1007\/s10729-021-09565-1<\/p>\n<p>\u201cArtificial Shortage in Agricultural Supply Chains\u201d Retsef Levi, Somya Singhvi, Yanchong Zheng, <em>Manufacturing and Service Operations Management, 24 <\/em>(2): 691 \u2013 1260.<\/p>\n<p>\"Food Safety Inspection and the Adoption of Traceability in Aquatic Wholesale Markets: A Game- theoretic Model and Empirical Evidence\" Retsef Levi, Cangyu Jin, Qioa Liang, Nicholas Renegar &amp; Jiehong Zhou, <em>Journal of Integrative Agriculture, <\/em>Volume 20 (10), 2021, 2807-2819<\/p>\n<p>\u201cTesting at the Source: Analytics-Enabled Risk-Based Sampling of Food Supply Chains in China\u201d Retsef Levi, Cangyu Jin, Qiao Liang, Nicholas Renegar, Stacy Springs, Jiehong Zhou, Weihua Zhou (<em>Management Science, Volume 67 (5), pages 2657-3320, 2021)<\/em><\/p>\n<p>\u201cAssortment Optimization under Consider-then-Choose Choice Models\u201d Ali Aouad, Vivek Farias and Retsef Levi, <em>Management Science, <\/em>Volume 67, Issue 6, June 2021 Pages 3321- 3984<\/p>\n<p>\u201cPredicting Coronavirus Disease 2019 Infection Risk and Related Risk Drivers in Nursing Homes: A Machine Learning Approach\u201d Christopher L. F. Sun, Eugenio Zuccarelli, El Ghali A. Zerhouni, Jason Lee, James Muller, Karen M. Scott, Alida M. Lujan, and Retsef Levi, <em>JAMDA, <\/em>Volume 21, Issue 11, November 2020, Pages 1533-1538.e6<\/p>\n<p>\u201cEconomically Motivated Adulteration in Farming Supply Chains.\u201d Retsef Levi, Somya Singhvi, and Yanchong Zheng. <em>Management Science <\/em>(2020), Volume 66 (1), pages 209-226.<\/p>\n<p>\u201cThe Impact of Unifying Agricultural Wholesale Markets: on Market Prices and Farmers' Profitability\u201d Retsef Levi, Manoj Rajan, Somya Singhvi, Yanchong Zheng, PNAS February 4, 2020, Volume 117 (5), pages 2366-2371<\/p>\n<p>Note: <em>MSOM, *winner of the MSOM 2020 Responsible Research Award<\/em>, recipient of <em>People\u2019s Choice Award, 2020 Early-career Sustainable Operations Workshop <\/em>(Singhvi)<em>, <\/em>winner of <em>2020 POMS College of Sustainable Operations Student Paper Competition <\/em>(Singhvi))<\/p>\n<p>\u201cStrategic Capacity Planning Problems in Revenue Sharing Joint Ventures\u201d Levi, Retsef, Georgia Perakis, Cong Shi, and Wei Sun. Production and Operations Management, Volume 29 (3), 20202, pages 64-687<\/p>\n<p>\u201cDevelopment and validation of a machine learning model to aid discharge processes in surgical inpatients\u201d Kyan Safavi, Taghi Khaniyev, Martin Copenhaver, Mark Seelen, Ana Zenteno Langle, Jonathan Zanger, Bethany Daily, Retsef Levi, Peter Dunn, <em>JAMA Network Open<\/em>. 2019; 2(12)<\/p>\n<p>\u201cHealth Systems Innovation: Analytics in Action\u201d Martin S. Copenhaver, Michael Hu, Retsef Levi, Kyan Safavi, M.D., Ana Cecelia Zenteno Langle, Tutorials in <em>Operations Research, <\/em>October 2019<\/p>\n<p>\u201cNon-clinical delays in transfer out of the ICU are associated with increased hospital length of stay and delayed progress of care\u201d Jazmin Furtado, Kyan C Safavi, David Scheinker, Ana Cecilia Zenteno Langle, Retsef Levi and Peter Dunn, 2019, <em>Journal of Critical Care, <\/em>Volume 50, pages 126-131<\/p>\n<p>\u201cNear-Optimality of Uniform Co-payments for Subsidies and Tax Allocation Problems\u201d Gonzalo Romero, Retsef Levi and Georgia Perakis, <em>Operations Research<\/em>, volume 67 (2), pages 548\u2013 561, March-April 2019<\/p>\n<p>\u201cScheduling with Testing\u201d Retsef Levi, Tom Magnanti and Yaron Shaposhnik, 2013, <em>Management Science, <\/em>Volume 65 (2), pages 776\u2013793, February 2019<\/p>\n<p>\u201cGreedy-Like Algorithms for Dynamic Assortment Planning Under Multinomial Logit Preferences\u201d Ali Aouad, Danny Segev and Retsef Levi, <em>Operations Research<\/em>, Volume 66 (5), pages 1321-1345, November 2018<\/p>\n<p>\u201cThe Approximability of Assortment Optimization under Ranking Preferences\u201d Ali Aouad, Vivek Farias, Retsef Levi and Danny Segev, <em>Operations Research<\/em>, volume 66 (6), pages 1661\u20131669, November 2018<\/p>\n<p>\u201cTranslating a Biologic Revolution into an Organizational Overhaul\u201d Kimia Ghobadi, Cecilia Zenteno, Adam Marshall, Peter Dunn, Retsef Levi and John Stone, <em>Catalyst, New England Journal of Medicine, <\/em>February 2017<\/p>\n<p>\"Revenue Management of Reusable Resources with Advanced Reservations\" Yiwei Chen, Retsef Levi and Cong Shi, <em>POMS<\/em>, Volume 26 (5), pages 836-859, May 2017)<\/p>\n<p>\"Provably Near-Optimal Balancing Policies for Stochastic Multi-Echelon Inventory Control Models\" Retsef Levi, Robin Roundy and Van Anh Truong, <em>Mathematics of Operations Research<\/em>, Volume 42 (1), pages 256-276, 2017<\/p>\n<p>\u201cOn the Effectiveness of Uniform Subsidies in Increasing Market Consumption\u201d Retsef Levi Georgia Perakis and Gonzalo Romero, <em>Management Science<\/em>, Volume 63 (1), pages 40-57, 2017<\/p>\n<p>\u201cThe Submodular Joint Replenishment Problem\u201d Maurice Cheung, Adam Elmachtoub, Retsef Levi and David Shmoys, <em>Mathematical Programming<\/em>, Volume 158 (1-2), pages 207\u2013 233, 2016<\/p>\n<p>\u201cSystematic OR Block Allocation in Large Academic Medical Centers\u201d Tim Carnes, Cecilia Zenteno, Retsef Levi, Devon Price, Peter Dunn and Bethany Daily, <em>Annals of Surgery<\/em>, Volume 264 (6), pages 973\u2013981, 2016<\/p>\n<p>\"Supply Chain Management and Logistics Models with Online Customer Selection\" Adam Elmachtoub and Retsef Levi, <em>Operations Research<\/em>, Volume 64 (2), pages 458- 473, 2016<\/p>\n<p>\u201cChanging the patient safety paradigm\u201d Jennifer Stevens, Retsef Levi and Kenneth Sands, 2016 (published in advance in <em>Journal of Patient Safety)\u00a0<\/em><\/p>\n<p>\"Near-Optimal Algorithms for the Assortment Planning Problem Under Dynamic Substitution and Stochastic Demand\" Vineet Goyal, Retsef Levi and Danny Segev, <em>Operations Research<\/em>, Volume 64 (1), pages 219-235, 2016<\/p>\n<p>\"The Data Driven Newsvendor Problem \u2013 New Bounds and Insights\" Retsef Levi, Georgia Perakis, Joline Uichanco, <em>Operations Research, <\/em>Volume 63 (6), pages 1294-1306, 2015<\/p>\n<p>\u201cFrom Cost Sharing Mechanisms to Online Selection Problems\u201d Adam Elmachtoub and Retsef Levi, <em>Mathematics of Operations Research, <\/em>Volume 40 (3), pages 542-557, 2015<\/p>\n<p>\u201cNature and Sources of Variability in Surgical Case Duration\u201d Fernanda Bravo, Lynne Ferrari, Retsef Levi and Mike McManus, <em>Pediatric Anesthesia, <\/em>Volume 25 (10), pages 999- 1006, 2015<\/p>\n<p>\u201cPooled Open Blocks Shorten Wait Times for Non-Elective Surgical Cases\u201d Ana C. Zenteno, Tim Carnes, Retsef Levi, Bethany Daily, Devon Price, Sue Moss and Peter Dunn, <em>Annals of Surgery, <\/em>Volume 262 (1), pages 60\u201367, 2015<\/p>\n<p>\u201cMaintenance and Flight Scheduling of Low Observable Aircraft\u201d Philip Cho, Vivek Farias, John Kessler, Retsef Levi and Thomas Magnanti, <em>Naval Research Logistics<\/em>, Volume 62 (1), pages 6080, February 2015<\/p>\n<p>\u201cA continuous knapsack problem with separable convex utilities: Approximation algorithms and applications\u201d Retsef Levi, Georgia Perakis and Gonzalo Romero, <em>Operations Research Letters, <\/em>Issue 42 (5), pages 367\u2013373, 2014<\/p>\n<p>\u201cMatching Supply and Demand: Delayed Two-Phase Distribution at Yedioth Group- Models, Algorithms and Information Technology\u201d Assaf Avrahami, Yale Herer and Retsef Levi, <em>Interfaces<\/em>, Volume 44 (5), pages 445\u2013460, 2014<\/p>\n<p>Note: Awarded the 2013 Daniel H. Wagner Prize for Excellence in Operations Research Practice*<\/p>\n<p>\"Maintenance Scheduling for Modular Systems \u2013 New Models and Algorithms\" Retsef Levi, Tom Magnanti, Jack Muckstadt, Danny Segev and Eric Zarybnisky, <em>Naval Research Logistics<\/em>, Volume 61 (6), pages 472\u2013488, September 2014<\/p>\n<p>Note: Awarded the 2016 <em>Harold<\/em> <em>W. Kuhn Award<\/em>, an annual prize which recognizes an exceptional paper published in <em>Naval Research Logistics*<\/em><\/p>\n<p>\u201cApproximation Algorithms for Capacitated Stochastic Inventory Systems with Setup Cost\u201d Xiuli Chao, Retsef Levi, Cong Shi and Huanan Zhang, <em>Naval Research Logistics<\/em>, Volume 61 (4), pages 304\u2013 319, June 2014<\/p>\n<p>\"Efficient Formulations for Product Pricing Under Attraction Demand Models\" Phil Keller, Retsef Levi, Georgia Perakis, <em>Mathematical Programming<\/em>, Volume 145 (1-2), pages 223-261, June 2014<\/p>\n<p>\u201cDelay of Transfer from the Intensive Care Unit: A Prospective Observational Study of Incidence, Causes and Financial Impact\u201d Daniel W. Johnson, Ulrich Schmidt, Edward A. Bittner, Benjamin Christensen, Retsef Levi and Richard M. Pino, <em>Critical Care, <\/em>Volume 17: R128, 2013<\/p>\n<p>\"Online Make-to-Order Joint Replenishment Model: Primal-Dual Competitive Algorithms\" Niv Buchbinder, Tracy Kimbrel, Retsef Levi, Konstantin Makarychev and Maxim Sviridenko, <em>Operations Research<\/em>, Volume 61 (4), pages 1014-1029, July-August 2013<\/p>\n<p>\"Approximation Algorithms for the Stochastic Lot-Sizing Problem with Order Lead Times\" Retsef Levi and Cong Shi, <em>Operations Research<\/em>, Volume 61 (3), pages 593-602, May- June 2013<\/p>\n<p>Note: Won the 2009 Nicholson Student Paper Competition<\/p>\n<p>\u201cNP-Hardness Proof for the Assembly Problem with Stationary Setup and Additive Holding Costs\u201d Retsef Levi and Liron Yedidsion, <em>Operations Research Letters<\/em>, Volume 41 (2), Pages 134\u2013137, March 2013<\/p>\n<p>Commentaries to \u201cThe Vital Role of Operations Analysis in Improving Healthcare Delivery\u201d Retsef Levi and Ann Prestipino (<em>Manufacturing &amp; Services Operations Management (MSOM)<\/em>, Volume 14 (4), pages 499-504, fall 2012) *invited paper for special issue on Healthcare Operations Management<\/p>\n<p>\u201cModeling the Impact of Changing Patient Transportation System on Perioperative Process Performance in a Large Hospital: Insights from a Computer Simulation Study\u201d Danny Segev, Retsef Levi, Peter Dunn, Warren Sandberg, <em>Health Care Management Science<\/em>, Volume 15 (2), pages 155169, June 2012<\/p>\n<p>\"Technical Note- A Sampling-based Approach to Appointment Scheduling\" Mehmet Begen, Retsef Levi and Maurice Queyranne, <em>Operations Research, <\/em>Volume 60 (3), pages 675-681, June 2012<\/p>\n<p>\"LP-based Approximation Algorithms for Capacitated Facility Location\" Retsef Levi, David Shmoys and Chaitanya Swamy, <em>Mathematical Programming<\/em>, Volume 131 (1-2), pages 365-379, February 2012<\/p>\n<p>\"Approximation Algorithms for Supply Chain Planning and Logistics Problems with Market Choice\" Joseph Geunes, Retsef Levi, Edwin Romeijn and David Shmoys, <em>Mathematical Programming<\/em>, Volume 130 (1), pages 85-106, November 2011<\/p>\n<p>\"Adaptive Data-Driven Inventory Control Policies Based on Kaplan-Meier Estimator\" Tim Huh, Retsef Levi, Paat Rusmevichientong and Jim Orlin, <em>Operations Research<\/em>, Volume 59(4), pages 929-941, July 2011<\/p>\n<p>\"Provably Near-Optimal Approximation Algorithms for Operations Management Models\" Retsef Levi, <em>INFORMS Tutorials in Operations Research<\/em>, Chapter 8, pages 179- 192, 2014<\/p>\n<p>\"Provably Near-Optimal LP-Based Policies for Revenue Management in Systems with Reusable Resources\" Retsef Levi and Ana Radovanovic, <em>Operations Research<\/em>, Volume 58 (2), pages 503-507, March-April 2010<\/p>\n<p>\"Approximation Algorithms for the Capacitated Multi-Item Lot-Sizing Problem Via Flow-Cover Inequalities\" Retsef Levi, Andrea Lodi and Maxim Sviridenko, <em>Mathematics of Operations Research<\/em>, Volume 33 (2), pages 461-474, May 2008<\/p>\n<p>\"A 2-Approximation Algorithm for Stochastic Inventory Control Models with Lost Sales\" Retsef Levi, Ganesh Janakiraman and Mahesh Nagarajan, <em>Mathematics of Operations Research<\/em>, Volume 33 (2), pages 351-374, May 2008<\/p>\n<p>Note: Awarded the \u201c2008 Optimization Prize for Young Researchers\u201d by INFORMS Optimization Society*<\/p>\n<p>\"A Constant Approximation Algorithm for the One-Warehouse Multi-Retailer Problem\" Retsef Levi, Robin Roundy, David Shmoys and Maxim Sviridenko, <em>Management Science<\/em>, Volume 54 (4), pages 763\u2013776, April 2008<\/p>\n<p>\"Provably Near-Optimal Sampling-Based Policies for Stochastic Inventory Control Models\" Retsef Levi, Robin Roundy and David Shmoys, <em>Mathematics of Operations Research<\/em>, Volume 32 (4), pages 821-839, November 2007<\/p>\n<p>\"Approximation Algorithms for Stochastic Inventory Control Models\" Retsef Levi, Martin P\u00e1l, Robin Roundy and David Shmoys, <em>Mathematics of Operations Research<\/em>, Volume 32 (2), pages 284-302, May 2007<\/p>\n<p>Note: Awarded first prize in the 2004 MSOM Student Paper Competition*<\/p>\n<p>\"Primal-Dual Algorithms for Deterministic Inventory Problems\" Retsef Levi, Robin Roundy and David Shmoys, <em>Mathematics of Operations Research<\/em>, Volume 31 (2), pages 267-284, February 2006<\/p>\n<p><strong>Submitted Papers<\/strong><\/p>\n<p>\"Observed-to-Expected Fetal Loss Rates Following mRNA COVID-19 Vaccination in Early Pregnancy\", Josh Guetzkow, Tal Patalon, Sivan Gazit, Tracy Beth H\u00f8eg, <span style=\"letter-spacing: -.05pt;font-weight: normal\">Joseph Fraiman and Retsef Levi (Submitted to <i>Frontiers in Immunology<\/i>), June 2025<\/span><\/p>\n<p>\u201cTwelve-Month All-Cause Mortality after Initial COVID-19 Vaccination with PfizerBioNTech or mRNA-1273 among Adults Living in Florida\u201d, Retsef Levi, Fahad Mansuri, Melissa M. Jordan and Joseph A. Ladapo (Submitted to <em>Annals of Internal Medicine<\/em>), May 2025<\/p>\n<p>\u201cA Prescriptive Optimization Approach to Identify Minimal Barriers to Discharge for Surgical Patients\u201d Taghi Khaniyev, Martin S. Copenhaver, Ana Cecilia Zenteno Langle, Kyan Safavi, Keren S. Starobinski, Bethany J. Daily, Peter F. Dunn and Retsef Levi, (Submitted to <em>Health Care Management Science<\/em>), May 2025<\/p>\n<p><span style=\"letter-spacing: -.05pt;font-weight: normal\">\u201cDocument Classification with Reference Information\u201d, Retsef Levi, Josh Wilde and Evan Yao, (Submitted to <em>Transactions on Machine Learning Research<\/em>), February 2025<\/span><\/p>\n<p><span style=\"letter-spacing: -.05pt;font-weight: normal\">\u201cReducing Food Waste through a Reservation Scheme\u201d Retsef Levi, Emily Zhang, Georgia Perakis, (Submitted to <i>Management Science<\/i> \u2013 revision requested), 2024 <\/span><\/p>\n<p>\u201cHeterogeneous Treatment Effects in Panel Data: Insights into the Healthy Incentives Program\u201d, Retsef Levi, Elisabeth Paulson, Georgia Perakis and Emily Zhang (Submitted to <em>Manufacturing &amp; Services Operations Management<\/em> \u2013 revision requested), 2024<\/p>\n<p><span style=\"letter-spacing: -.05pt;font-weight: normal\">\"The Impact of Government Inspections on Farms' Adulteration Behaviors in Co-Existing Traceable and Non-Traceable Supply Chains\", Jinxin Yang, Larry (Weihua)\u00a0Zhou, Retsef Levi and Zhong Chen (Submitted to <i>MSOM<\/i>), 2024<\/span><\/p>\n<p><span style=\"letter-spacing: -.05pt;font-weight: normal\">\u201cTransmission Iteration Persistence (TIP): A Supply Chain Epidemiology Model for Zoonotic Diseases Outbreaks\u201d, Retsef Levi and El Ghali Zerhouni, (Submitted to <i>MSOM<\/i> \u2013 revision requested), 2024<\/span><\/p>\n<\/div><\/div><div id=\"panel-8-0-0-4\" class=\"so-panel widget widget_mit_media_highlights_widget panel-last-child\" data-index=\"4\" ><h2 class=\"widget-title\">Retsef&#8217;s Affiliations<\/h2><div class=\"row\">\n\t\t\n\t\t\n\t\t\n\t\t\t\t<div class=\"col-lg-4 col-md-4 col-sm-12 col-xs-12\"><div class=\"highlight\">\t<a href=\"http:\/\/mitsloan.mit.edu\/faculty-and-research\/academic-groups\/operations-management\/\" target=\"_blank\">\t<h4>Operations Management Group<\/h4>\t<\/a>\t<p>Operations management has become increasingly important in an era in which resources can often be in short supply and customer expectations have skyrocketed.<\/p><div class=\"social social-0\">\n\t\t\t\t\t\t<span class=\"fa-stack fa-1x\">\n\t\t\t\t\t\t\t<a class=\"facebook customer share\" href=\"http:\/\/www.facebook.com\/sharer.php?u=http:\/\/mitsloan.mit.edu\/faculty-and-research\/academic-groups\/operations-management\/\" title=\"Share on Facebook\" aria-label=\"Share on Facebook Operations Management Group\" target=\"_blank\">\n\t\t\t\t\t\t\t\t<i class=\"fa fa-square fa-stack-2x facebook\"><\/i>\n\t\t\t\t\t\t\t\t<i class=\"fa fa-facebook fa-stack-1x\"><\/i>\n\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t<\/span>\n\n\t\t\t\t\t\t<span class=\"fa-stack fa-1x\">\n\t\t\t\t\t\t  <a class=\"twitter customer share\" href=\"http:\/\/twitter.com\/share?url=http:\/\/mitsloan.mit.edu\/faculty-and-research\/academic-groups\/operations-management\/&amp;text=Operations+Management+Group\" title=\"Share on Twitter\" aria-label=\"Share on Twitter Operations Management Group\" target=\"_blank\">\n\t\t\t\t\t\t\t\t<i class=\"fa fa-square fa-stack-2x twitter\"><\/i>\n\t\t\t\t\t\t\t\t<i class=\"fab fa-x-twitter fa-stack-1x\"><\/i>\n\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t<\/span>\n\n\t\t\t\t\t\t<span class=\"fa-stack fa-1x\">\n\t\t\t\t\t\t  <a class=\"linkedin customer share\" href=\"http:\/\/www.linkedin.com\/shareArticle?mini=true&url=http:\/\/mitsloan.mit.edu\/faculty-and-research\/academic-groups\/operations-management\/\" title=\"Share on LinkedIn\" aria-label=\"Share on Linkedin Operations Management Group\" target=\"_blank\">\n\t\t\t\t\t\t\t\t<i class=\"fa fa-square fa-stack-2x linkedin\"><\/i>\n\t\t\t\t\t\t\t\t<i class=\"fa fa-linkedin fa-stack-1x\"><\/i>\n\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t<\/span><\/div><\/div><!-- .highlight --><\/div><!-- .col --><div class=\"col-lg-4 col-md-4 col-sm-12 col-xs-12\"><div class=\"highlight\">\t<a href=\"https:\/\/lgo.mit.edu\/\" target=\"_blank\">\t<h4>Leaders for Global Operations<\/h4>\t<\/a>\t<p>LGO partners with elite companies to provide research fellowships and places graduates in high-tech roles.<\/p><div class=\"social social-1\">\n\t\t\t\t\t\t<span class=\"fa-stack fa-1x\">\n\t\t\t\t\t\t\t<a class=\"facebook customer share\" href=\"http:\/\/www.facebook.com\/sharer.php?u=https:\/\/lgo.mit.edu\/\" title=\"Share on Facebook\" aria-label=\"Share on Facebook Leaders for Global Operations\" target=\"_blank\">\n\t\t\t\t\t\t\t\t<i class=\"fa fa-square fa-stack-2x facebook\"><\/i>\n\t\t\t\t\t\t\t\t<i class=\"fa fa-facebook fa-stack-1x\"><\/i>\n\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t<\/span>\n\n\t\t\t\t\t\t<span class=\"fa-stack fa-1x\">\n\t\t\t\t\t\t  <a class=\"twitter customer share\" href=\"http:\/\/twitter.com\/share?url=https:\/\/lgo.mit.edu\/&amp;text=Leaders+for+Global+Operations\" title=\"Share on Twitter\" aria-label=\"Share on Twitter Leaders for Global Operations\" target=\"_blank\">\n\t\t\t\t\t\t\t\t<i class=\"fa fa-square fa-stack-2x twitter\"><\/i>\n\t\t\t\t\t\t\t\t<i class=\"fab fa-x-twitter fa-stack-1x\"><\/i>\n\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t<\/span>\n\n\t\t\t\t\t\t<span class=\"fa-stack fa-1x\">\n\t\t\t\t\t\t  <a class=\"linkedin customer share\" href=\"http:\/\/www.linkedin.com\/shareArticle?mini=true&url=https:\/\/lgo.mit.edu\/\" title=\"Share on LinkedIn\" aria-label=\"Share on Linkedin Leaders for Global Operations\" target=\"_blank\">\n\t\t\t\t\t\t\t\t<i class=\"fa fa-square fa-stack-2x linkedin\"><\/i>\n\t\t\t\t\t\t\t\t<i class=\"fa fa-linkedin fa-stack-1x\"><\/i>\n\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t<\/span><\/div><\/div><!-- .highlight --><\/div><!-- .col --><div class=\"col-lg-4 col-md-4 col-sm-12 col-xs-12\"><div class=\"highlight\">\t<a href=\"https:\/\/orc.mit.edu\/\" target=\"_blank\">\t<h4>Operations Research Center<\/h4>\t<\/a>\t<p>MIT\u2019s Operations Research Center (ORC) is the world\u2019s premier graduate program in operations research (OR).<\/p><div class=\"social social-2\">\n\t\t\t\t\t\t<span class=\"fa-stack fa-1x\">\n\t\t\t\t\t\t\t<a class=\"facebook customer share\" href=\"http:\/\/www.facebook.com\/sharer.php?u=https:\/\/orc.mit.edu\/\" title=\"Share on Facebook\" aria-label=\"Share on Facebook Operations Research Center\" target=\"_blank\">\n\t\t\t\t\t\t\t\t<i class=\"fa fa-square fa-stack-2x facebook\"><\/i>\n\t\t\t\t\t\t\t\t<i class=\"fa fa-facebook fa-stack-1x\"><\/i>\n\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t<\/span>\n\n\t\t\t\t\t\t<span class=\"fa-stack fa-1x\">\n\t\t\t\t\t\t  <a class=\"twitter customer share\" href=\"http:\/\/twitter.com\/share?url=https:\/\/orc.mit.edu\/&amp;text=Operations+Research+Center\" title=\"Share on Twitter\" aria-label=\"Share on Twitter Operations Research Center\" target=\"_blank\">\n\t\t\t\t\t\t\t\t<i class=\"fa fa-square fa-stack-2x twitter\"><\/i>\n\t\t\t\t\t\t\t\t<i class=\"fab fa-x-twitter fa-stack-1x\"><\/i>\n\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t<\/span>\n\n\t\t\t\t\t\t<span class=\"fa-stack fa-1x\">\n\t\t\t\t\t\t  <a class=\"linkedin customer share\" href=\"http:\/\/www.linkedin.com\/shareArticle?mini=true&url=https:\/\/orc.mit.edu\/\" title=\"Share on LinkedIn\" aria-label=\"Share on Linkedin Operations Research Center\" target=\"_blank\">\n\t\t\t\t\t\t\t\t<i class=\"fa fa-square fa-stack-2x linkedin\"><\/i>\n\t\t\t\t\t\t\t\t<i class=\"fa fa-linkedin fa-stack-1x\"><\/i>\n\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t<\/span><\/div><\/div><!-- .highlight --><\/div><!-- .col -->\t\t<\/div><!-- .row -->\n\t<\/div><\/div><\/div><\/div>","protected":false},"excerpt":{"rendered":"<p>Retsef Levi Retsef Levi is the\u00a0J. Spencer Standish (1945)\u00a0Professor of Operations Management\u00a0at the MIT Sloan School of Management. Levi is affiliated with the MIT Operations Research Center and is the MIT Sloan Co-Director of the Leaders for Global Operations (LGO) Program. More about Retsef Retsef Levi Retsef Levi is the\u00a0J. Spencer Standish (1945)\u00a0Professor of Operations [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_exactmetrics_skip_tracking":false,"_exactmetrics_sitenote_active":false,"_exactmetrics_sitenote_note":"","_exactmetrics_sitenote_category":0,"footnotes":""},"class_list":["post-8","page","type-page","status-publish","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v24.0 (Yoast SEO v25.8) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>MIT Sloan Faculty: Retsef Levi<\/title>\n<meta name=\"description\" content=\"Retsef Levi is the J. 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