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

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

Columbia Business School

Professor of Business at Columbia Business School

American University School of Public Affairs

Distinguished Professor at American University School of Public Affairs

Weatherhead School of Management

Associate Professor, Department of Accountancy at Weatherhead School of Management

Leonard N. Stern School of Business

Associate Professor of Management and Organizations at Leonard N. Stern School of Business

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