Fordham University

Professor Emeritus at Fordham University

The Wharton School

Professor of Operations, Information and Decisions at The Wharton School

Kellogg School of Management

Adjunct Professor of Marketing at Kellogg School of Management

Johnson Graduate School of Management at Cornell University

School of Hotel Administration

eCornell

Columbia Business School

Professor of Business at Columbia Business School

Kellogg School of Management

Indian School of Business (ISB)

Harold L. Stuart Professor of Finance, Director of the Guthrie Center for Real Estate Research at Kellogg School of Management

Eller Executive Education

Senior Lecturer of Management and Organizations (Retired) at Eller Executive Education

Harvard Kennedy School

Douglas Dillon Professor of Government at Harvard Kennedy School

Stephen M. Ross School of Business

Michael R. and Mary Kay Hallman Fellow. Associate Professor of Corporate Strategy at Stephen M. Ross School of Business

Eli Broad College of Business

Faculty Director - Center for Ethical and Socially Responsible Leadership/Full Professor at Eli Broad College of Business