Everyone's favorite bro. This mighty brown is the epitome of awesome, and should be regarded as the highest class of friend, human, and occasionally prankster.
Bronyism has developed as a result of the Brony community, where fans of My Little Pony: Friendship is Magic follow the ideals and theme of the show by showing friendship and tolerance to all.
Going to a Brony convention, one often sees bronyism among the fans.