The Authoritarians.

Another segment of the population will happily follow whatever morality it's told to follow without questioning it.

The authoritarian followers.

....while a majority see mutual support as an end in itself

The proverbial 'good men and women who mustn't stand idly by whilst evil flourishes'.

Have you read any of the above linked Professors' book? Or did I hear about it here from you? It's pretty much an expounding of your comment.