Harvard Business School

Senior Fellow at Harvard Business School

Euromoney Learning

Kellogg School of Management

A. Montgomery Ward Professor of Marketing at Kellogg School of Management

McCombs School of Business

Associate Professor at McCombs School of Business

Haas School of Business

Senior Lecturer (Continuing)/Professor at Haas School of Business

The Wharton School

Professor Emeritus of Business Economics and Public Policy at The Wharton School

Kellogg School of Management

Dean Emeritus, Professor Emeritus of Finance at Kellogg School of Management

Alliance Manchester Business School

Haslam College of Business

King and Judy Rogers Professor in Business, Department Head at Haslam College of Business

Lecturer at Alliance Manchester Business School

The Robert H. Smith School of Business

HEC Paris

Professor Tax & Law at HEC Paris