Isaac "Biz" Stone(born March 10, 1974 is a co-founder and Creative Director of Twitter, Inc and also helped to create and launch Xanga, Blogger, Odeo, and Obvious. He has published two books about blogging, Blogging: Genius Strategies for Instant Web Content (New Riders, 2002) and Who Let The Blogs Out? (St Martins, 2004).Jack Dorsey and Stone wrote Twitter's prototype in about two weeks. Stone is a resident of Berkeley, California. He graduated from Wellesley High School in Wellesley, Massachusetts. Stone is a vegan. In 2010 he was featured in a Stoli Vodka ad where he is seen having a conversation with himself. He gave Stephen Colbert the Golden Tweet Award in 2010 on The Colbert Report.