Classic research on the contact hypothesis focused on the direct relationship between the
antecedents (conditions under which contact occurs) and the outcomes (primarily, the …

According to the extended contact hypothesis, knowing that in-group members have cross-
group friends improves attitudes toward this out-group. This meta-analysis covers the 20 …

This paper evaluates the state of contact hypothesis research from a policy perspective.
Building on Pettigrew and Tropp's (2006) influential meta-analysis, we assemble all …

Users organize themselves into communities on web platforms. These communities can
interact with one another, often leading to conflicts and toxic interactions. However, little is …

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 …

The current research tested whether the passing of government legislation, signaling the
prevailing attitudes of the local majority, was associated with changes in citizens' attitudes …

We send money to help famine victims halfway around the world. We campaign to save
whales and oceans. We stay up all night to comfort a friend with a broken relationship …

Contact researchers have largely overlooked the potential for negative intergroup contact to
increase prejudice. In Study 1, we tested the interaction between contact quantity and …

Recent advances in intergroup contact theory and research are reviewed. A meta-analysis
with 515 studies and more than 250,000 subjects demonstrates that intergroup contact …

Many methods for reducing implicit prejudice have been identified, but little is known about
their relative effectiveness. We held a research contest to experimentally compare …