Reading David Neiwert’s Alt-America: the rise of the radical right in the age of Trump.

About halfway in he gets into two groups that are disparate in psych profiles but when coalesce form a very toxic political environment. I see this with clarity now.
SDO: Social Dominance Orientation: people strongly influenced by a belief in social heirarchy and domination, themselves wanted to be dominant/leaders
RWA: Right Wing Authoritarians: people wanting an authoritarian society, willing to live inside one