Straight off the Blizzard website :)

"BLIZZCON!!!!!! The seventh BlizzCon is coming to the Anaheim Convention Center Friday, November 8 andSaturday, November 9, 2013. Those who join us for this epic community gathering will experience two solid days of hands-on time with the latest Blizzard games, in-depth developer discussion panels, intense eSports action featuring some of the top players in the world, and a variety of other exciting activities and events. Further details on the show, including ticket pricing and availability, will be posted here on BlizzCon.com at a later date. In the meantime, check out the press release for more info and prepare to help us blow Anaheim's mind."