Co-Directors and Affiliated Faculty

Faculty Co-Directors

Gérard Cachon

Professor Cachon studies supply chain management, operation strategy and pricing with a focus on how technology transforms competitive dynamics and enables novel operational strategies.

He is an INFORMS Fellow, a Fellow and former President of the Manufacturing and Service Operations Management Society, and the former Editor-in-Chief of Management Science as well as Manufacturing & Service Operations Management.

He has authored two textbooks (along with Christian Terwiesch): Operations Management (2e) and Matching Supply with Demand: An Introduction to Operations Management (4e). These books have been used in undergraduate, MBA and executive MBA courses at Wharton as well as at numerous other business schools throughout the world.

His articles have appeared in Management Science, Manufacturing & Service Operations Management, Marketing Science, Operations Research, the Quarterly Journal of Economics, and Harvard Business Review, among others.

Fred R. Sullivan Professor
Professor of Operations, Information and Decisions

Marshall Fisher

Marshall L. Fisher is the UPS Professor of Operations and Information Management at the Wharton School of the University of Pennsylvania and co-director of the Fishman-Davidson Center for Service and Operations Management. Dr. Fisher co-founded 4R Systems, Inc., in 1999 and serves as its Chairman. He joined the Boston Manufacturing and Distribution Sales office of IBM. After teaching assignments at the University of Chicago and Cornell University, Dr. Fisher joined the faculty of the Wharton School in 1975.

His pioneering research in logistics and supply chain coordination in the 30-plus years he has been at the Wharton School has been implemented by many companies and recognized by numerous awards. In the late 1970’s, Dr. Fisher began to address the problems faced by private truck fleet operators as they endeavored to deliver their products with increased efficiency and a high level of service. This research led to both theoretical breakthroughs and successful implementations at several companies. In 1981, he co-founded Distribution Analysis, Research and Technology, Inc., a consulting company that provided optimization software and strategy consulting, based on this research, to major clients such as Frito Lay, Exxon and Anheuser Busch. He served as the Chairman of the board of directors of Distribution Analysis, Research and Technology, Inc., until 1990. In 1990, Dr. Fisher turned his attention to supply chain coordination, focusing particularly on environments with rapid introduction of new products and a high degree of demand uncertainty. In 1994, Dr. Fisher was elected a member of the National Academy of Engineering in recognition of his contributions to the use of mathematical analysis to improve supply chain performance in companies.

He also served as president of the Institute of Management Science during 1988 and 1989 and as departmental editor of Management Science from 1979 to 1983. He serves as the Chairman of the Board of 4R Systems, Inc. Dr. Fisher is a recipient of the 1977 Lanchester prize for the best paper in operations research in that year, the 1983 Edelman Prize from the Institute of Management Science for development of a large-scale logistics planning model for a major industrial gas firm, the E. Grosvenor Plowman Award from the Council of Logistics Management for contributions to logistics, and the 1995, 1996, 1997, 1998 and 1999 Wharton School MBA Core Curriculum Cluster Award for teaching excellence. He has been a consultant to many Fortune 500 companies, including Ahold, Air Products and Chemicals, BMG, Campbell Soup, Dupont, Exxon, Frito Lay, IBM, Scott Paper and Spiegel, Inc. In 1965, Dr. Fisher earned an SB in Electrical Engineering from MIT. He earned an MBA and a PhD in operations research from MIT.

UPS Professor of Operations and Information Management
Professor of Operations, Information, and Decisions

Santiago Gallino

Santiago Gallino is The Charles W. Evans Distinguished Faculty Scholar, Associate Professor at the Operations, Information and Decisions Department.

Professor Gallino studies both digital transformation and store execution issues in retail. Professor Gallino has researched with and consulted for numerous organizations. His research has won multiple awards and has appeared in journals such as Management Science, Manufacturing & Service Operations Management, Operations Research, Journal of Marketing, Sloan Management Review, and Harvard Business Review. His research has been covered frequently by several media outlets.

Before joining Wharton, Professor Gallino worked at the Tuck School of Business at Dartmouth. He holds a PhD in Operations and Information Management and a Master’s in Statistics from the University of Pennsylvania where he was a Fulbright Scholar, an MBA from IAE Business School, and a degree in Electrical Engineering from Universidad de Buenos Aires.

Charles W. Evans Distinguished Faculty Scholar
Associate Professor of Operations, Information and Decisions

Noah Gans

Noah Gans’s research focuses on service operations, and he has a particular interest in the management of telephone call centers. He has been Department Editor of Stochastic Models and Simulation at Management Science and the President of Manufacturing and Service Operations Management Society (MSOM). At Wharton, Noah coordinates the OID Department’s PhD Program, and he teaches an MBA core course on Business Analytics, as well as MBA elective courses on Analytics for Services and for Revenue Management.

Anheuser-Busch Professor of Management Science at Wharton
Professor of Operations, Information, and Decisions

Christian Terweisch

Christian Terwiesch is the Andrew M. Heller Professor at the Wharton School of the University of Pennsylvania. He is a Professor in and the chair of Wharton’s Operations, Information, and Decisions department, co-director of Penn’s Mack Institute for Innovation Management, and also holds a faculty appointment In Penn’s Perelman School of Medicine. His research on Operations Management and on Innovation Management appears in many of the leading academic journals ranging from Management Science to The New England Journal of Medicine. He is an award winning teacher with extensive experience in MBA teaching and executive education.

Professor Terwiesch is the co-author of Matching Supply with Demand, a widely used text-book in Operations Management that is now in its third edition. Based on this book, Professor Terwiesch has launched the first Massive Open Online Course (MOOC) in business on Coursera. By now, well over half a million students enrolled in the course.

His first management book, Innovation Tournaments, was published by Harvard Business School Press. The novel, process-based approach to innovation outlined in the book was featured by BusinessWeek, the Financial Times, and the Sloan Management Review and has lead to innovation tournaments in organizations around the world. His latest book, Connected Strategies, combines his expertise in the fields of operations, innovation, and strategy to help companies take advantage of digital technology leading to new business models. The book has been featured as the cover story of the Harvard Business Review and has been shortlisted for the prestigious Thinkers 50 award, the “Oscar of Management”.

Professor Terwiesch has researched with and consulted for various organizations. From small start-ups to Fortune 500 companies, he has helped companies become more innovative, often by implementing innovation tournament events and by helping to restructure their innovation portfolio. He holds a doctoral degree from INSEAD and a Diploma from the University of Mannheim.

Andrew M. Heller Professor at the Wharton School
Professor of Operations, Information and Decisions

Affiliated Faculty

Gad Allon
Jeffrey A. Keswin Professor;
Professor of Operations, Information and Decisions

Hamsa Bastani
Associate Professor of Operations, Information and Decisions;
Associate Professor of Statistics and Data Science (secondary)

Morris Cohen
Panasonic Professor Emeritus of Manufacturing & Logistics;
Co-Director, Fishman-Davidson Center for Service and Operations Management;
Professor Emeritus of Operations, Information and Decisions

Kartik Hosanagar
John C. Hower Professor;
Professor of Operations, Information and Decisions;
Co-Director, AI at Wharton

Ken Moon
Assistant Professor of Operations, Information and Decisions

Serguei Netessine
Dhirubhai Ambani Professor of Innovation and Entrepreneurship;
Professor of Operations, Information and Decisions;
Senior Vice Dean for Innovation and Global Initiatives

Sergei Savin
Professor of Operations, Information and Decisions

Hummy Song
Associate Professor of Operations, Information, and Decisions

Karl Ulrich
CIBC Endowed Professor;
Professor of Operations, Information and Decisions;
Professor of Management;
Advisor on Asia Strategy

Senthil Veeraraghavan
Panasonic Professor of Manufacturing and Logistics;
Professor of Operations, Information and Decisions

Lynn Wu
Associate Professor of Operations, Information and Decisions