News Acquitted: Shared identity and fear of Trump kept most Republicans in line on impeachment February 13, 2021Catherine A. Sanderson, Opinion contributorComments Off on Acquitted: Shared identity and fear of Trump kept most Republicans in line on impeachment Why do most Republicans appear to view the events of Jan. 6 as no big deal? As a social psychologist, I see a classic case of conformity and groupthink.