Christopher Isaac "Biz" Stone (born March 10, 1974) is an American entrepreneur who is the co-founder of Twitter, among other Internet-based services. Biz was the creative director at Xanga from 1999–2001. Stone co-founded Jelly, with Ben Finkel. Jelly was launched in 2014 and is described as a new kind of search engine with the core assumption that for every question there is a person with the answer. Stone was Jelly’s... see more