The roots of Progressivism’s appeal…or not?

David Foster just posited that “We should have a discussion thread on the sources of the emotional/intellectual appeal of “progressivism” and how, if at all, these factors can be countered.”

Bookworm’s aficionados have been all over this issue in a multitude of scattered comments, but let’s let all hang out. It really is the core question of the hour. On to you…