When it comes to social development, I think that the guys in the pick-up community are way ahead of the game. They simply know social dynamics, and a lot of them didn't start that way.
Now theres a lot of misogynistic drivel out there so watch your step.
Here's some good stuff:
Dan (Social Hitchhiker) - Charisma Arts
These guys rock, tons of free articles and podcasts.
How to have more social success | Free advice for guys on social skills, getting along with people, and getting your act together
This guy isn't any part of the community, but his articles are specifically intended to help guys overcome shyness and social anxiety while teaching useful social ideas.
Sean Newman/PickUp101 Make Girls Smile
Cool guy
Charisma Tips
socialhitchhiker moved his blog