Psychology of Heavy Metal Music

Reading this article made me feel really good about my choice in music.
My favorite parts are the following:

"While a number of researchers have associated heavy metal music with depression or anger, these effects do not occur when heavy metal is the listener’s musical preference."

and

"Interestingly, college students whose musical preferences are alternative, rock or heavy metal actually obtain higher IQ test scores on average, particularly on questions where abstraction is required."

• Psychology of Heavy Metal Music - Effects on Mood Aggression, Suicide, Drug Use and Intelligence