The guild and all three raid teams have some of the best leadership I have experienced during my WoW career. I know that my performance can be frustrating at times, but all mistakes are handeled in a professional manner.
I did raid with this guy back in ICC for about a week.
WARNING: This video contains vulgarity and textbook examples of negative reinforcement techniques
http://www.youtube.com/watch?v=EniilC7L6AA