Laetitia Mulder

Dr. Laetitia Mulder is an Associate Professor in the Department of Human Resource Management & Organizational Behavior (HRM & OB) at the University of Groningen's Faculty of Economics and Business. She holds a PhD from Leiden University (2004) and has been at the University of Groningen since 2009. Her research focuses on (im)moral behavior, sanctions, social norms, and the moralization of health topics. She has published extensively in journals like the Journal of Economic Psychology and British Journal of Social Psychology.

• Education:
• Bachelor's in Social Psychology, Free University Amsterdam (1999)
• PhD: "Throwing Light on the Dark Side of Sanctions" (Leiden University, 2004)

Research interests include:

• Ethics in organizations
• Sanction systems and their societal impacts
• Moralization of health behaviors (e.g., vaccination mandates)
• Norm erosion and bystander effects

Recent work explores how laws and mandates influence social norm enforcement, and the role of moral appeals in healthcare settings. She has engaged in media discussions about workplace ethics and obesity stigma.

Labs/Teams: Active in the HRM & OB research group, collaborating on projects about organizational behavior and ethical leadership.