Active — read in full 2026-10-29 (NOTE-1319), in place of LIT-1697, which could not be reached; worth reading as a direct test of how little it takes to make a minimal group. Merely studying a group's names ties it to "self" on an implicit measure, and imagined or random assignment yields the same explicit favouritism as the classic procedure. Read in place of Tajfel et al. 1971 (LIT-1697, Unavailable); small samples, one college.