Jan Nahrstedt is a research assistant and PhD candidate at the University of Hamburg and joined the Chair of Management and Sustainability in September 2025. He holds a Master’s degree (M.Sc.) in International Sustainability Management from ESCP Business School and a Bachelor’s degree in International Business Management from Berlin School of Economics and Law. Before starting his doctoral studies, Jan worked for more than three years at KPMG in the field of sustainability audit, assurance and consulting for financial institutions, where he supported building up the practice for auditing financial institutions’ sustainability reports and specialized in the implementation of the Corporate Sustainability Reporting Directive (CSRD).