Marco Warsitzka obtained his PhD in the Department of Social and Political Psychology at Leuphana University Lüneburg on the topic of cognitive processes in complex negotiations. Afterwards, he worked as a research associate and project manager on a collaborative project between Leuphana University and Germany’s largest labor union, in which a negotiation training program was developed. Currently, he is a talent manager at a public German health insurance company. Additionally, he works as a negotiation trainer and lecturer.