Harvard Medical School

Assistant Professor in Radiology at Harvard Medical School

Harvard Law School

Lecturer on Law at Harvard Law School

Foster School of Business

USC Marshall School of Business

Professor Emeritus of Accounting at Foster School of Business

Accounting Circle Professor Emeritus of Accounting at USC Marshall School of Business

University Lecturer at Cornell University

Kellogg School of Management

Harold T. Martin Professor of Marketing at Kellogg School of Management

Kellogg School of Management

Adjunct Professor of Marketing at Kellogg School of Management

EMLYON Business School

Professor of Strategy at EMLYON Business School

Syracuse University

Professor, Public Administration and International Affairs at Syracuse University

CBS Executive

Professor, at CBS Executive

University of Cape Town

Professor at Innsbruck University/Visiting Professor at University of Cape Town