Although theory suggests individuals are more willing to incur a personal cost to benefit
ingroup members, compared to outgroup members, there is inconsistent evidence in support …

We live in a changing world that can create uncertainty about who we are, and make
extremist groups, identities and ideologies attractive to us. This article invokes uncertainty …

Applications and conceptual developments made in social identity research since the mid-
1990s are summarized under eight general headings: types of self and identity, prototype …

A groundbreaking, comprehensive program for designing effective and socially equitable
groups of all sizes—from businesses and social justice groups to global organizations …

Designed for advanced MBA and doctoral courses in Consumer Behavior and Customer
Satisfaction, this is the definitive text on the meaning, causes, and consequences of …

Ingroup favoritism—the tendency to favor members of one's own group over those in other
groups—is well documented, but the mechanisms driving this behavior are not well …

Current research on prosocial behavior covers a broad and diverse range of phenomena.
We argue that this large research literature can be best organized and understood from a …

While I write this chapter, millions of people in the Darfur province of Sudan have been
terrorized off their land; the entire population of Iraq has little idea what the future of their …

Uncertainty is ubiquitous, and its resolution is a fundamental motivation for human behavior.
People strive to reduce uncertainty, especially uncertainties that reflect on, or are directly …

Written by four leading researchers in the study of prosocial behavior, this book introduces a
new perspective on prosocial behavior for the 21st century. Building on the bystander …