Social democracy, which was thought to be buried, is still moving, even to the left of the government. It takes the form of a social-ecology.

Less aggressive, more provincial, still and always redistributive: it is the left Laurent Berger. But without a natural candidate, without a precise program, this current is far from being able to challenge Jean-Luc Mélenchon's role as a natural candidates of the left. Especially since these new social democrats refuse...