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Assistant Professor at Sam Houston State University at -

CKGSB

Professor Emeritus at CKGSB

Columbia Business School

Adjunct Professor of Business at Columbia Business School

Darla Moore School of Business

Associate Professor, at Darla Moore School of Business

London Business School

Adecco Professor of Strategy and Entrepreneurship at London Business School

Leonard N. Stern School of Business

Michael Armellino Professor of Management and Financial Services, Director, The Volatility Institute at Leonard N. Stern School of Business

Darden School of Business

Richared S. Reynolds Professor Emeritus at Darden School of Business

American University School of Public Affairs

Adjunct Instructor at American University School of Public Affairs

Stockholm School of Economics

Affiliated Researcher at Stockholm School of Economics

Harvard Medical School

Professor of Medicine at Harvard Medical School