Stanford Continuing Studies

Luskin School of Public Affairs

Professor Emeritus of Social Welfare at Luskin School of Public Affairs

Brookings Institution

Nonresident Senior Fellow, Security and Strategy - Foreign Policy at Brookings Institution

Villanova University

Adjunct Professor at Villanova University

Villanova University

Adjunct Faculty - Ethics Program at Villanova University

DePaul University

Adjunct Professor at DePaul University

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Lecturer at Rowan University at -

Nanyang Business School

Fellow of Enterprise Singapore / Adjunct Professor at Nanyang Business School

Harvard Medical School

Associate Professor of Surgery at Harvard Medical School

National University of Singapore

Professor at National University of Singapore