{"id":17786,"date":"2025-07-24T23:55:13","date_gmt":"2025-07-25T03:55:13","guid":{"rendered":"https:\/\/www.bu.edu\/questrom\/profiles\/vassilis-digalakis\/"},"modified":"2026-06-22T15:59:09","modified_gmt":"2026-06-22T19:59:09","slug":"vassilis-digalakis","status":"publish","type":"profiles","link":"https:\/\/www.bu.edu\/questrom\/profiles\/vassilis-digalakis\/","title":{"rendered":"Vassilis Digalakis"},"content":{"rendered":"\n\n\n<div class=\"wp-block-group alignfull profile__standard-wrapper has-global-padding is-layout-constrained wp-block-group-is-layout-constrained\">\n\n\n<div class=\"wp-block-columns profile__columns is-layout-flex wp-container-core-columns-is-layout-28f84493 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column profile__left-column is-layout-flow wp-container-core-column-is-layout-3bd72ab2 wp-block-column-is-layout-flow\">\n\n<aside class=\"profile__contact profile__contact--api wp-block-amp-profile-contact\" itemscope itemtype=\"http:\/\/schema.org\/Person\">\n  <h5>Contact<\/h5>\n  <div class=\"profile__contact-row\">\n              <div class=\"profile__contact-cell profile__contact-cell--email\">\n        <h6 class=\"wp-block-heading has-h-8-font-size\" style=\"font-weight: 500; text-transform: uppercase; margin-top: 0px;\">\n        Email\n      <\/h6>\n      <p class=\"has-p-2-font-size\">\n        <a href=\"mailto:vvd@bu.edu\" itemprop=\"email\">\n          vvd@bu.edu        <\/a>\n      <\/p>\n    <\/div>\n          <\/div>\n\n      <div class=\"profile__contact-buttons\">\n                    <div class=\"wp-block-button is-style-primary-button\">\n          <a class=\"wp-block-button__link wp-element-button\" href=\"https:\/\/vvdigalakis.github.io\/\" itemprop=\"url\">\n            Visit Website\n          <\/a>\n        <\/div>\n          <\/div>\n  \n      <div class=\"profile__contact-row\">\n\n              <div class=\"profile__contact-cell profile__contact-cell--office\">\n          <h6 class=\"wp-block-heading has-h-8-font-size\" style=\"font-weight: 500; text-transform: uppercase; margin-top: 0px;\">\n          Office\n        <\/h6>\n        <p class=\"has-p-2-font-size\" itemprop=\"workLocation\">\n          617        <\/p>\n      <\/div>\n                    <div class=\"profile__contact-cell profile__contact-cell--bu\">\n          <h6 class=\"wp-block-heading has-h-8-font-size\" style=\"font-weight: 500; text-transform: uppercase; margin-top: 0px\">\n            Boston University <br \/>\n            Questrom School of Business\n          <\/h6>\n                        <p class=\"has-p-2-font-size\" itemprop=\"address\">\n                Rafik B. Hariri Building <br \/>\n                595 Commonwealth Avenue <br \/>\n                Boston, MA 02215\n              <\/p>\n                  <\/div>\n          <\/div>\n  <\/aside><\/div>\n\n\n\n<div class=\"wp-block-column profile__right-column is-layout-flow wp-container-core-column-is-layout-3bd72ab2 wp-block-column-is-layout-flow\">\n<div class=\"wp-block-group profile__header-container has-global-padding is-layout-constrained wp-container-core-group-is-layout-7db9d80f wp-block-group-is-layout-constrained\" style=\"padding-right:0;padding-left:0\">\n<div class=\"wp-block-group profile__header-content has-global-padding is-layout-constrained wp-block-group-is-layout-constrained\"><h2 class=\"wp-block-post-title\">Vassilis Digalakis<\/h2>\n<div class=\"alignfull wp-block-amp-profile-position\">\n\t\t\t<p class=\"has-text-align-left has-text-transform-uppercase has-p-2-font-size\" style=\"text-transform: uppercase; font-weight: 600\">\n\t\t\tAssistant Professor, Operations and Technology Management\t\t<\/p>\n\t<\/div>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-amp-profile-bio\">\n\t<p>Vassilis Digalakis Jr is an Assistant Professor of Operations &amp; Technology Management (OTM) at the Questrom School of Business at Boston University (BU). He is also affiliated with the Systems Engineering Division (SE) at the College of Engineering, the Center for Information and Systems Engineering (CISE), and the Hariri Institute for Computing, Computational Science and Engineering. Prior to joining BU, Vassilis spent time at HEC Paris as an Assistant Professor of Operations Management and the Alexa Spoken Language Understanding team at Amazon Science as a Research Scientist Intern. He completed his Ph.D. in Operations Research at the Operations Research Center at the Massachusetts Institute of Technology (MIT), advised by Prof. Dimitris Bertsimas, and his Diploma in Electrical and Computer Engineering at the Technical University of Crete (TUC), Greece. <\/p>\n<p>Vassilis works on trustworthy AI: how to design AI systems that behave reliably, transparently, and appropriately for their context of use. He combines machine learning, optimization, and operations research to build such systems and to study how their deployment and governance shape adoption, downstream decisions, and real-world outcomes, particularly in healthcare and sustainability. His research has been published in journals such as Operations Research, Manufacturing &amp; Service Operations Management, and IEEE Transactions on Knowledge and Data Engineering, and has received awards, including the INFORMS Pierskalla Award and the Harold Kuhn Award.<\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-amp-profile-data profile-data\">\n\n<div class=\"wp-block-group profile__data-section has-global-padding is-layout-constrained wp-block-group-is-layout-constrained wp-block-amp-profile-education\">\n\t<h5 class=\"wp-block-heading\" style=\"font-weight: 500\">\n\tEducation\t<\/h5>\n\n\t<div class=\"wp-block-group profile__data-row has-global-padding is-layout-constrained wp-block-group-is-layout-constrained\">\n\t\t<p class=\"has-text-align-left has-neutral-01-color has-text-color has-link-color has-p-2-font-size\">PhD, MIT, 2023<\/p><p class=\"has-text-align-left has-neutral-01-color has-text-color has-link-color has-p-2-font-size\">Diploma, Technical University of Crete, 2018<\/p>\t\t<\/p>\n\t<\/div>\n<\/div>\n\n\n\n\n<div class=\"wp-block-group profile__data-section has-global-padding is-layout-constrained wp-block-group-is-layout-constrained wp-block-amp-profile-publications\">\n\t<h5 class=\"wp-block-heading\" style=\"font-weight: 500\">\n\tPublications\t<\/h5>\n\n\t<div class=\"wp-block-group profile__data-row has-global-padding is-layout-constrained wp-block-group-is-layout-constrained\">\n\t<p class=\"has-text-align-left has-neutral-01-color has-text-color has-link-color has-p-2-font-size\">Bertsimas, D., Cory-Wright, R., Digalakis, V. (2025). &#8220;Decarbonizing OCP&#8221;, <i>Manufacturing &amp; Service Operations Management<\/i>, <i>27<\/i> (6),  1760-1778<\/p><p class=\"has-text-align-left has-neutral-01-color has-text-color has-link-color has-p-2-font-size\">Bertsimas, D., Digalakis, V., Li, M., Lami, O. (2025). &#8220;Slowly Varying Regression Under Sparsity&#8221;, <i>Operations Research<\/i>, <i>73<\/i> (3),  1581-1597<\/p><p class=\"has-text-align-left has-neutral-01-color has-text-color has-link-color has-p-2-font-size\">Digalakis Jr, V. (2023). &#8220;Analytics under Variability, Volume, and Velocity with Applications to Sustainability and Healthcare&#8221;, <i>Massachusetts Institute of Technology<\/i><\/p><p class=\"has-text-align-left has-neutral-01-color has-text-color has-link-color has-p-2-font-size\">Bertsimas, D., Digalakis, V. (2022). &#8220;The backbone method for ultra-high dimensional sparse machine learning&#8221;, <i>Machine Learning<\/i>, <i>111<\/i> (6),  2161-2212<\/p><p class=\"has-text-align-left has-neutral-01-color has-text-color has-link-color has-p-2-font-size\">Bertsimas, D., Digalakis, V., Jacquillat, A., Li, M., Previero, A. (2022). &#8220;Where to locate COVID-19 mass vaccination facilities?&#8221;, <i>Nav Res Logist<\/i>, <i>69<\/i> (2),  179-200<\/p><p class=\"has-text-align-left has-neutral-01-color has-text-color has-link-color has-p-2-font-size\">Bertsimas, D., Boussioux, L., Cory-Wright, R., Delarue, A., Digalakis, V., Jacquillat, A., Kitane, D., Lukin, G., Li, M., Mingardi, L., Nohadani, O., Orfanoudaki, A., Papalexopoulos, T., Paskov, I., Pauphilet, J., Lami, O., Stellato, B., Bouardi, H., Carballo, K., Wiberg, H., Zeng, C. (2021). &#8220;From predictions to prescriptions: A data-driven response to COVID-19.&#8221;, <i>Health Care Manag Sci<\/i>, <i>24<\/i> (2),  253-272<\/p><p class=\"has-text-align-left has-neutral-01-color has-text-color has-link-color has-p-2-font-size\">Bertsimas, D., Digalakis, V. (2021). &#8220;Frequency Estimation in Data Streams: Learning the Optimal Hashing Scheme&#8221;, <i>IEEE Transactions on Knowledge and Data Engineering<\/i> 1-1<\/p><p class=\"has-text-align-left has-neutral-01-color has-text-color has-link-color has-p-2-font-size\">Digalakis Jr, V. (2018). &#8220;Data Analytics with Differential Privacy&#8221;, <i>Technical University of Crete (https:\/\/doi.org\/10.26233\/heallink.tuc.78)<\/i><\/p>\t\t<\/p>\n\t<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n\n","protected":false},"excerpt":{"rendered":"","protected":false},"featured_media":0,"template":"","meta":{"_acf_changed":false,"inline_featured_image":false,"bu_is_from_api":true,"buID":"U51285081","lastName":"Digalakis","firstName":"Vassilis","middleName":"","suffixName":"","phone":"","email":"vvd@bu.edu","pronouns":"","cv":"","website":"https:\/\/vvdigalakis.github.io\/","office":"617","address":"595 Commonwealth Ave","bio":"Vassilis Digalakis Jr is an Assistant Professor of Operations & Technology Management (OTM) at the Questrom School of Business at Boston University (BU). He is also affiliated with the Systems Engineering Division (SE) at the College of Engineering, the Center for Information and Systems Engineering (CISE), and the Hariri Institute for Computing, Computational Science and Engineering. Prior to joining BU, Vassilis spent time at HEC Paris as an Assistant Professor of Operations Management and the Alexa Spoken Language Understanding team at Amazon Science as a Research Scientist Intern. He completed his Ph.D. in Operations Research at the Operations Research Center at the Massachusetts Institute of Technology (MIT), advised by Prof. Dimitris Bertsimas, and his Diploma in Electrical and Computer Engineering at the Technical University of Crete (TUC), Greece. \n \nVassilis works on trustworthy AI: how to design AI systems that behave reliably, transparently, and appropriately for their context of use. He combines machine learning, optimization, and operations research to build such systems and to study how their deployment and governance shape adoption, downstream decisions, and real-world outcomes, particularly in healthcare and sustainability. His research has been published in journals such as Operations Research, Manufacturing & Service Operations Management, and IEEE Transactions on Knowledge and Data Engineering, and has received awards, including the INFORMS Pierskalla Award and the Harold Kuhn Award.","bu_profile_image_url":"","position":["Assistant Professor, Operations and Technology Management"],"education":["PhD, MIT, 2023","Diploma, Technical University of Crete, 2018"],"publications":["Bertsimas, D., Cory-Wright, R., Digalakis, V. (2025). \"Decarbonizing OCP\", <i>Manufacturing &amp; Service Operations Management<\/i>, <i>27<\/i> (6),  1760-1778","Bertsimas, D., Digalakis, V., Li, M., Lami, O. (2025). \"Slowly Varying Regression Under Sparsity\", <i>Operations Research<\/i>, <i>73<\/i> (3),  1581-1597","Digalakis Jr, V. (2023). \"Analytics under Variability, Volume, and Velocity with Applications to Sustainability and Healthcare\", <i>Massachusetts Institute of Technology<\/i>","Bertsimas, D., Digalakis, V. (2022). \"The backbone method for ultra-high dimensional sparse machine learning\", <i>Machine Learning<\/i>, <i>111<\/i> (6),  2161-2212","Bertsimas, D., Digalakis, V., Jacquillat, A., Li, M., Previero, A. (2022). \"Where to locate COVID-19 mass vaccination facilities?\", <i>Nav Res Logist<\/i>, <i>69<\/i> (2),  179-200","Bertsimas, D., Boussioux, L., Cory-Wright, R., Delarue, A., Digalakis, V., Jacquillat, A., Kitane, D., Lukin, G., Li, M., Mingardi, L., Nohadani, O., Orfanoudaki, A., Papalexopoulos, T., Paskov, I., Pauphilet, J., Lami, O., Stellato, B., Bouardi, H., Carballo, K., Wiberg, H., Zeng, C. (2021). \"From predictions to prescriptions: A data-driven response to COVID-19.\", <i>Health Care Manag Sci<\/i>, <i>24<\/i> (2),  253-272","Bertsimas, D., Digalakis, V. (2021). \"Frequency Estimation in Data Streams: Learning the Optimal Hashing Scheme\", <i>IEEE Transactions on Knowledge and Data Engineering<\/i> 1-1","Digalakis Jr, V. 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