Here's a clearcut case of a no-morals jerk: Lysander.
A number of our guildies went out of their way to level this geek up to 80. Then he joins Heroic. That makes him KOS, as often as possible, including spawn camping.
I do not remember him ever donating any mats. He didn't even say goodbye. That's zero class in my book.
Let's give this clown a lesson he'll never forget.