Surprisingly intelligent and poignant website, he is definately not the character Wesley from Star Trek.
Wil is currently a writer and performer with the ACME Comedy Theatre, and was recently called "rather remarkable" by the LA Weekly. Upcoming roles include the romantic lead in the dark comedy "Jane White is Sick and Twisted" and a guest starring lead on PAX TV's "Twice In A Lifetime".
Update June 2005: A very good interview from slashdot readers just came out, see the What's Related section below.
Related Media
Wil Wheaton PAX 07 keynote excerpt video
Wil Wheaton Twitter Stream
Wil Wheaton: I'm just this guy, you know? Sat Mar 13 19:13:04 : Only one spot left for my Delve at #ECCC. Awesome hour begins at NOON. Yay! Sat Mar 13 18:40:51 : Four spots left for my delve. Sign up at my table, $100 donation to Child's Play. First come, first served. #ECCC Sat Mar 13 17:06:37 : Delve FAQ: It's either a silent auction with the top 5 spots playing, or a straight donation to Child's Play. Details will be at the con. Sat Mar 13 17:01:51 : @kierongillen I settled on a minigun that costs (and then shoots) 1000 GP. It's called THE GILLEN.