The existentialists come alive (over cocktails) in Sarah Bakewell's 'At the Existentialist Cafe'

In 1946, jazz-loving existentialists in Paris would leave the cafés and hit the dive bars, where, according to one bon vivant, they'd refuse entry to those who didn't look right but "would admit anyone 'so long as they were interesting — that is, if they had a book under their arm.'"

Bibliophiles...