Prof. Dr. Martin Nienhaus
Chair of the department
![](https://www2.wiwi.rub.de/wp-content/uploads/2024/06/EZ6_9948web-600x399.jpg)
Office hours:
By arrangement
Office Hours
By arrangement
Memberships
![](https://www2.wiwi.rub.de/wp-content/uploads/2022/02/AAA-Logo.png)
American Accounting Association (AAA)
![](https://www2.wiwi.rub.de/wp-content/uploads/2022/02/EAA-Logo.png)
European Accounting Association (EAA)
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Verband der Hochschullehrer für Betriebswirtschaft e.V. (VHB)