The students were grouped by project topic before the semester began.

The researchers analyzed various groupings to identify underlying patterns in the data.

Despite their differences, the team's groupness allowed them to act as one during the crisis.

She in-groups new volunteers quickly, making them feel welcome.

Researchers found that in-groups often favor members' ideas over outsiders' perspectives.

The effectiveness of the reaction depended largely on the stability of the leaving group.

Investigative journalists uncovered several front groups that were funding the campaign anonymously.

The nonprofit turned out to be a front group for corporate interests, lobbying quietly behind a charitable facade.

Researchers studied how social groups adapt to sudden environmental changes.

Pressure groups mobilized local volunteers to oppose the new zoning law.