Boston University

Professor Emeritus of Marketing at Boston University

Olin Business School

Robert Brookings Smith Distinguished Professor of Entrepreneurship at Olin Business School

Kellogg School of Management

Morris and Alice Kaplan Chair in Ethics and Decision Management Professor of Management & Organizations at Kellogg School of Management

Sloan School of Management

London Business School

Professor of Strategy and Entrepreneurship at London Business School

Harvard Business School

Harvard Kennedy School

Alan L. Gleitsman Professor of Social Innovation, HKS; Joseph C. Wilson Professor of Business Administration, HBS at Harvard Kennedy School

Joseph C. Wilson Professor of Business Administration at Harvard Business School

School of International and Public Affairs

Visiting Professor of International and Public Affairs at School of International and Public Affairs

Stanford Graduate School of Business

Stanford University (ONLINE)

General Atlantic Professor of Marketing at Stanford Graduate School of Business

Syracuse University

Distinguished Professor Emeritus, Geography at Syracuse University

Said Business School

Harvard Business School

Emeritus Professor of Finance at Said Business School