What is Biz Stone's real name?

Biz Stone's first name is Isaac, but he goes by Biz.

Isaac "Biz" Stone is a co-founder and Creative Director of Twitter, Inc. He previously helped build other popular social media services Xanga, Blogger, and Odeo, and wrote two books about the origins and social significance of blogging, "Blogging: Genius Strategies for Instant Web Content" and "Who Let The Blogs Out?"

He is a native of Boston, studied at Northeastern and University of Massachusetts Boston.

Biz lives in Berkeley, CA with his wife, Livia.