Guest Editors

Hana Fehrenbach

Hana Fehrenbach is a postdoctoral researcher at the Chair of Public and Nonprofit Management, Faculty of Business, Economics and Behavioral Sciences at the University of Freiburg, Germany. She is interested in the dynamics of organizational change and inertia. Her current postdoctoral project focuses on transnational cross-sector collaboration in the context of artificial intelligence. She completed her doctorate at the Faculty of Cultural, Social and Educational Sciences at Humboldt University in Berlin, Germany.

Marlene Walk

Marlene Walk is a faculty member at the Institute of Economics at the University of Freiburg (Germany). Her research interests are human resource management, organizational behavior and change as well as volunteering. Marlene received her PhD from the School of Social Policy and Practice at the University of Pennsylvania (USA).

Itay Greenspan

Itay Greenspan is a faculty member of the School of Social Work and Social Welfare at the Hebrew University of Jerusalem (Israel). His research focuses on the nexus of volunteering, civic participation, and environmentalism. He studies, among other topics, immigrants’ civic integration through volunteering, volunteering infrastructures in nonprofits, public participation and activism in the environmental field, and environmental behaviors of individuals and families. Itay received his PhD from the School of Social Policy and Practice at the University of Pennsylvania (USA).