http://www.theatlanticwire.com/tech...-family-tree-anonymous-lulzsec-history/39751/ The event starts at 2 p.m. at the offices of New America, 1899 L St. NW, Suite 400, Washington, D.C. Please register here. Can't make it to D.C.? You can follow along on our webcast here. You can also participate in the conversation on Twitter using the hashtag #140rev.