One of the three founders of Cult of the Dead Cow (cDc), Grandmaster Ratte' is most famous for helping retards at hacker cons realize they will never be smart.
SysOp of the Demon Roach Underground BBS
Cuddles with RaT during Defcon every year
http://www.myspace.com/gratte
http://www.phrack.org/issues.html?issue=51&id=4#article
https://www.facebook.com/kevin.wheeler.5623