Faculty

Tim Baldenius re-joined Columbia Business School's faculty in 2017. He teaches an elective course on performance measurement as well as Ph.D. seminars on managerial accounting and applied contract theory.

His primary research interests include managerial accounting, performance measurement, and corporate governance.  His work has been published in leading accounting, economics, and finance journals.

Santiago R. Balseiro is an Associate Professor of Business at the Graduate School of Business, Columbia University. He is the Research Director of the Deming Center and a part-time research scientist at Google Research. He teaches the core MBA classes Business Analytics and Operations Management, and the core Ph.D. class Foundations of Optimization.

Professor Bartel is the Merrill Lynch Professor of Workforce Transformation at Columbia Business School and the Director of Columbia Business School's Workforce Transformation Initiative. She is an expert in the fields of labor economics and human resource management and has published numerous articles on employee training, human capital investments, job mobility, and the impact of technological change on productivity, worker skills, and outsourcing decisions. Bartel received the 1992 Margaret Chandler Award for Commitment to Excellence in teaching.

Omar Besbes's primary research interests are in the area of data-driven decision-making with a focus on applications in e-commerce, pricing and revenue management, online advertising, operations management and general service systems. His research has been recognized by multiple prizes, including the 2019 Frederick W. Lanchester Prize, the 2017 M&SOM society Young Scholar Prize, the 2013 M&SOM best paper award and the 2012 INFORMS Revenue Management and Pricing Section prize. He serves on the editorial boards of Management Science and Operations Research.

Professor Bontempo studies international comparative management, including international negotiations and cultural differences in decision making. His current research involves cultural factors in international negotiations and international differences in risk perception. The winner of the 1994 Singhvi Prize for Scholarship in the Classroom, Bontempo teaches the core course Leadership and the elective Managerial Negotiations. He is a consulting editor for the Journal of Cross-Cultural Psychology.

Professor Brockner earned a B.A. in psychology from SUNY-Stony Brook and a Ph.D. in social/personality psychology from Tufts University. Since that time, he has taught at Middlebury College, SUNY College at Brockport, Tufts University, and the University of Arizona prior to joining the faculty at Columbia Business School in 1984.

Professor Chan teaches the MBA core Operations Management course and the MBA electives, The US Healthcare System: Structures and Strategies; Healthcare Management, Design, and Strategy; and The Analytics Advantage. Her research is in the area of healthcare operations management. Her primary focus is in data-driven modeling of healthcare systems. Her research combines empirical and mathematical modeling to develop evidence-based approaches to improve patient flow.

Jing Dong is the DeRosa Family Associate Professor in the Decision, Risk, and Operations division at the Graduate School of Business, Columbia University. Her primary research interests are in applied probability and stochastic simulation, with an emphasis on applications in service operations management. Her current research focuses on developing data-driven stochastic modeling to improve patient flow in hospitals.

William Duggan is the author of three recent books on innovation: Strategic Intuition: The Creative Spark in Human Achievement (2007); Creative Strategy: A Guide for Innovation (2012); and The Seventh Sense: How Flashes of Insight Change Your Life (2015).  In 2007 the journal Strategy+Business named Strategic Intuition “Best Strategy Book of the Year.” He has BA, MA and PhD degrees from Columbia University, and twenty years of experience as a strategy advisor and consultant. 

Awi Federgruen is the Charles E. Exley Professor of Management and Chair of the Decision, Risk, and Operations (DRO) Division of Columbia University's Graduate School of Business, where he served as Senior Vice Dean from 1997-2002. Professor Federgruen also served for many years as the Chair of the DRO Division, most recently from 2004-2010.

Professor Fraiman joined the faculty after a 17-year career at International Paper Company, where his most recent position was chief technology officer for eight manufacturing divisions. Prior to this he developed and managed a group responsible for productivity improvement and process innovation, and still earlier he directed company-wide educational activities. Fraiman teaches operations and technology management. His research explores institutionalizing quality improvement. He specializes in the retailing, consulting and process industries.

Adam Galinsky is the Vice Dean for Diversity, Equity and Inclusion and Paul Calello Professor of Leadership and Ethics at the Columbia Business School.

Professor Galinsky has published more than 300 scientific articles, chapters, and teaching cases in the fields of management and social psychology. His research and teaching focus on leadership, negotiations, diversity, decision-making, and ethics.

Dr. Jorge Guzman is an associate professor at the Management Division in Columbia Business School. Jorge received his PhD from the Sloan School of Management  at MIT, and was previously a postdoc at the National Bureau of Economic Research (NBER) and a lecturer at MIT Sloan.

Professor Kolesar studies quality management and statistical quality control as well as applications of operations research and statistics, particularly in relation to the management of production and service systems. His recent research includes building models for the analysis and design of service systems with random cyclic customer demand patterns, accelerating the implementation and effectiveness of total quality management systems and optimizing credit-screening procedures.

Paul Ingram is the Kravis Professor of Business at the Columbia Business School. He has received Columbia’s highest recognition for teaching, the Presidential Award for Excellence in Teaching, as well as the Dean’s Award for Teaching Excellence, and thirteen teaching awards voted by graduating students at Columbia and Cornell Universities. He was the first professor from the Columbia Business School to serve as a Provost’s Senior Faculty Teaching Scholar, a role at Columbia University for exceptional teachers who are also distinguished researchers.

Sheena S. Iyengar is the inaugural S.T. Lee Professor of Business in the Management Division at Columbia Business School, and a world expert on choice and decision-making. Her book The Art of Choosing received the Financial Times and Goldman Sachs Business Book of the Year 2010 award, and was ranked #3 on the Amazon.com Best Business and Investing Books of 2010. Her research is regularly cited in the New York Times, Wall Street Journal, and The Economist as well as in popular books, such as Malcolm Gladwell’s Blink and Aziz Ansari’s Modern Romance.

Kamel Jedidi is the Jerome A. Chazen Professor of Global Business at Columbia Business School, New York.  He holds a bachelor’s degree in Economics from University of Tunis and Master and Ph.D. degrees in Marketing and Statistics from the Wharton School, University of Pennsylvania.  Dr. Jedidi has extensively published in leading marketing and statistical journals.  His research interests include pricing, product positioning, and market segmentation.

Gita V. Johar (PhD NYU 1993; MBA Indian Institute of Management Calcutta 1985) has been on the faculty of Columbia Business School since 1992 and is currently the Meyer Feldberg Professor of Business. Professor Johar received the Distinguished Alumnus award from IIMC in 2019. She served as the school’s inaugural Vice Dean for Diversity, Equity and Inclusion from 2019 to 2021, Faculty Director of Online Initiatives from 2014 to 2017, Senior Vice Dean from 2011 to 2014, and as the inaugural Vice Dean for Research from 2010 to 2011.

Professor Khandelwal teaches an elective course on International Business. His research interests examine issues in international and development economics, including the strategic response of firms to trade liberalizations and increased international competition.

Sandra Matz takes a Big Data approach to studying human behavior in a variety of business-related domains. She combines methodologies from psychology and computer science – including machine learning, experimental designs, online surveys, and field studies – to explore the relationships between people’s psychological characteristics (e.g. their personality) and the digital footprints they leave with every step they take in the digital environment (e.g. their Facebook Likes or their credit card transactions).

Robert J. Morais is an anthropologist with a career in advertising and market research, and a Lecturer at Columbia Business School. He has taught in the full time MBA, EMBA, and Entrepreneurship and Competitiveness in Latin America, Africa, and America programs. Morais was a Principal/Co-owner of a market research firm for 11 years, preceded by 25 years with advertising agencies rising to Chief Strategic Officer.

Professor Netzer's expertise centers on one of the major business challenges of the data-rich environment: developing quantitative methods that leverage data to gain a deeper understanding of customer behavior and guide firms' decisions. He focuses primarily on building statistical and econometric models to measure consumer preferences and understand how customer choices change over time, and across contexts. Most notably, he has developed a framework for managing firms' customer bases through dynamic segmentation.

Professor Medini Singh joined Columbia Business School in 2001 as a member of the Decision, Risk, and Operations Division.   He teaches a variety of courses in Columbia’s MBA and Executive MBA programs, including the core course in Operations Management and electives in Supply Chain Management, Operations Strategy, and Service Operations Management.

Laura Veldkamp is the Leon G. Cooperman Professor of Finance & Economics at Columbia University's Graduate School of Business, with an economics Ph.D. from Stanford. She has been a board member and chair of the governance committee for the American Finance Association, an editor of the Journal of Economic Theory and a frequent keynote speaker at prestigious academic conferences in both finance and economics.

Marco Viola is a Managing Partner and founder of Nexus Partners. Nexus Partners is a US investor, general partner and manager of a portfolio of companies with over 5,000 employees and company value in excess of $500MM. Current portfolio companies include investments in retailing, health care services, education, telecommunications, water treatment, food service, media and industrial laundry. Prior to Nexus, Marco was Managing Director of Bank of America since 1995, heading the principal investment unit for Latin America (Banc of America Equity Partners - Latin America).

Assaf Zeevi is the Kravis Professor of Business at the Graduate School of Business, Columbia University. His research and teaching interests lie at the intersection of Operations Research, Statistics, and Machine Learning. In particular, he has been developing theory and algorithms for reinforcement learning, Bandit problems, stochastic optimization,  statistical learning and stochastic networks.

Professor Ziv stepped down in 2013 from the Vice Dean position at Columbia Business School and became a Professor of Professional Practice.  As a Vice Dean, among other responsibilities, he was overseeing Admission, MBA Students Affairs, EMBA, Career Management and the Samberg Institute for Teaching Excellence.  Before rejoining Columbia Business School as a Vice Dean, Professor Ziv served on the faculties of Yale School of Management, Columbia Business School, and the Interdisciplinary Center Herzliya (IDC) – where he was a Professor of Accounting and founded and headed the execu