Evan Williams is founder of Obvious, a web-product development lab in San Francisco and co-founder of Twitter. He's been working on startups and the Internet since 1994, when he founded his first company in his home state of Nebraska. Later, he worked for O'Reilly Media, Intel, and HP as a web application developer before going on to form Pyra Labs and lead the team that created Blogger. In early 2003, Williams sold Pyra to Google, where he led the Blogger group until October 2004. After that, he helped form Odeo, an early podcasting company, which was purchased by Obvious in late 2006.