For those of you that don't know, Kevin Mitnick is the famous hacker that was all over the news way back when for being a hacker. They also based the movie Hackers on his story.

Via Plastic QL:

Kevin Mitnick has been labelled a hero in the small town of River Rouge, Michigan where he helped capture a 15-year old student who was phoning in bomb threats into the local high school. How did he do it? "I gave them the same techniques that [Tsutomu] Shimomura used to track me."