Harvard Medical School

Associate Professor of Biological Chemistry at Harvard Medical School

Frankfurt School of Finance & Management

Professor at DHBW Ravensburg/Lecturer at Frankfurt School of Finance & Management

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Professor of Business at -

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Professor of Leadership & Organisational Culture at Australian Catholic University at -

University of Cape Town

Associate Professor at University of Cape Town

Bloomington School of Public and Environmental Affairs

Clinical Professor Emeritus at Bloomington School of Public and Environmental Affairs

Lorange Institute

Visiting professor at Lorange Institute

CBS Executive

External lecturer, at CBS Executive

FAU School of Business and Economics

Chair for Accounting and Management Control at FAU School of Business and Economics

FAU School of Business and Economics

GfK Chair of Marketing Intelligence at FAU School of Business and Economics