Comparative cross-cultural studies and identity research in social psychology focused on national and organizational … identity and identization (cf. Honneth, Sievers, van Riel) acquired growing significance viewed against the background of three …

homogeneous group. This study investigates the impact of entrepreneurial diversity on national economic growth. Using data for 36 …-demographic diversity in entrepreneurship (in terms of age, education and gender). We find that in less developed countries older and higher …

Research on work group diversity has more or less neglected the possibility that reactions to diversity may be informed … by individuals' beliefs about the value of diversity (vs. homogeneity) for their work group. We studied the role of such … diversity beliefs as a moderator of the relationship between work group diversity and individuals' identification with the work …

Although there are numerous potential benefits to diversity in work groups, converging dimensions of diversity often … disruptive effects of diversity faultlines can be overcome by convincing groups of the value in diversity. Groups were either … persuaded of the value of diversity or of the value of similarity for group performance, and they were provided with either …

We conducted an experiment to show how the interplay between informational diversity and other dimensions of diversity … can account for some of the inconsistent effects of informational diversity in previous research. 70 four-person groups … cross-cut the other dimensions of diversity. Results showed that informational diversity enhanced group functioning when it …

, The Netherlands. His research interests include work group performance, especially work group diversity and group decision … making, leadership, in particular the roles of self and identity, and of emotions, and social identity processes in … organizations. In his inaugural address he argues that the effects of work group diversity on group performance should be understood …