Ingroup favoritism fades as group membership becomes more secure

Evidence

In terms of valence differences, views of the ingroup were biased in a positive direction, compared to views of the outgroup, but this valence difference decreased over time, with views of the ingroup becoming less positive as participants’ membership status in the groups became more secure. — John F. Dovidio, Peter Glick, Laurie A. Rudman, On the Nature of Prejudice, 887

Categorization

• XREF: connects to: Leaders gain support by favoring ingroup members over even-handedness — Stephen Reicher, S. Alexander Haslam, and Nick Hopkins, Social identity and the dynamics of…, 49