Yale School of Management

Associate Professor of Industrial Environmental Management, Director of the Program on Solid Waste Policy & Director of the Industrial Environmental Management Program at Yale School of Management

The Robert H. Smith School of Business

The Wharton School

Haas School of Business

Tuck School of Business at Dartmouth

Visiting Professor at Haas School of Business

Visiting Professor of Finance; Lindenauer Research Associate, Lindenauer Center for Corporate Governance; Research Chair Professor of Finance at the Norwegian School of Economics, Bergen, Norway at Tuck School of Business at Dartmouth

Adjunct Full Professor of Finance at The Wharton School

Stephen M. Ross School of Business

Lecturer in Finance at Stephen M. Ross School of Business

Rotman School of Management

Anthony S. Fell Chair in New Technologies and Commercialization Professor of Strategic Management at Rotman School of Management

International Foundation of Employee Benefit Plans

Professor of Health Promotion at International Foundation of Employee Benefit Plans

Woodrow Wilson School of Public and International Affairs

Columbia Business School

Professor of Psychology & Public Affairs; Gerhard R. Andlinger Professor in Energy & the Environment at Woodrow Wilson School of Public and International Affairs

Stephen M. Ross School of Business

Professor of Management and Organizations at Stephen M. Ross School of Business

Brookings Institution

Harris School of Public Policy

Edwin A. and Betty L. Bergman Distinguished Service Professor at Harris School of Public Policy

Nonresident Senior Fellow - Economic Studies at Brookings Institution

Associate Professor in the Department of Communication, School of Communication and Information, at Rutgers University