We review psychological research on intergroup conflict. First, we outline psychological
perspectives on forms and functions of groups. Second, we present the most influential …

Conflict can profoundly affect individuals and their groups. Oftentimes, conflict involves a
clash between one side seeking change and increased gains through victory and the other …

Many researchers have turned to evolutionary theory to better understand diversity in
leadership. Evolutionary theories of leadership, in turn, draw on ethnographic cases of …

Existing approaches within leadership studies often share a bias towards industrialized
societies and lack broader cross-cultural and ethological reference. Meanwhile, cross …

Primate individuals use a variety of strategies in intergroup encounters, from aggression to
tolerance; however, recent focus on the evolution of either warfare or peace has come at the …

The origins of warfare have long been of interest for researchers across disciplines. Did our
earliest ancestors engage in forms of organized violence that are appropriately viewed as …

Political conspiracist communities emerge and bind around hard-to-falsify narratives about
political opponents or elites convening to secretly exploit the public in contexts of perceived …

Abstract The contribution by De Dreu and Gross oversimplifies the complexity of the topic. I
provide counterarguments that undermine the two swee** contentions on which the …

Although uniquely destructive and wasteful, intergroup conflict and warfare are not confined
to humans. They are seen across a range of group-living species, from social insects, fishes …

Intergroup conflict is a major evolutionary force sha** animal and human societies. Males
and females should, on average, experience different costs and benefits for participating in …