Brian Caswell is a member of the Snort core team, where he is the primary author for the world's most widely used intrusion detection rulesets. He has been a part of two books, the Snort books from Syngress. He is a member of the Shmoo group, an international not-for-profit, non-milindustrial independent private think tank. Currently, Brian is a Research Engineer within the Vulnerability Research Team for Sourcefire. Not only can Brian do IDS, he is a Pokemon Master Trainer. In his free time, Brian likes to teach his young son Patrick to write perl, reverse engineer network protocols, poke people with rapiers, and autocross at the local SCCA events.