Harvard Business School

MBA Class of 1966 Professor of Management Practice at Harvard Business School

University of Cape Town

Professor Emeritus at University of Cape Town

Smith School of Business

Adjunct Lecturer at Smith School of Business

University of Massachusetts Amherst

Professor Emeritus Finance at University of Massachusetts Amherst

ILR School

Associate Professor of Social Statistics at ILR School

Brookings Institution

Senior Fellow - Governance Studies at Brookings Institution

Brookings Institution

American University School of Public Affairs

Professor at American University School of Public Affairs

Nonresident Senior Fellow - Governance Studies at Brookings Institution

Adjunct Professor

Cornell CALS

Booth School of Business

Isidore Brown and Gladys J. Brown Distinguished Service Professor at Booth School of Business