Biz Stone

American blogger; co-founder of Twitter

Christopher Isaac Stone co-founded Twitter in 2006, securing a patent for the invention alongside Jack Dorsey. His career, spanning decades in the technology sector, includes roles as an angel investor, creative director, and software developer. Stone remains an active figure in the startup ecosystem, contributing to multiple nonprofit boards and advocacy organizations throughout the United States.

Early Education and Career Beginnings

Born in 1974 in San Francisco, Stone attended Wellesley High School in Massachusetts. He later enrolled at Northeastern University and the University of Massachusetts Boston but did not complete a degree at either institution. His early professional experience included working at Little, Brown and Company, where he eventually transitioned into a role as a book cover designer.

THE FREE TEST
How high is yours?

Twenty questions, eight minutes on the clock, and a percentile measured against everyone who has taken it. No sign-up.

Take the IQ test →

Growth in the Technology Sector

Stone served as creative director at Xanga from 1999 to 2001. Following a brief tenure at Wellesley College, he joined the Google team dedicated to Blogger, holding a senior leadership role there between 2003 and 2005. In 2006, he co-founded Twitter, an enterprise he remained with until 2011. He returned to the company for a second stint between 2017 and 2021. In 2014, he launched the visual search engine Jelly, serving as CEO until Pinterest acquired the company in 2017.

Investment and Advisory Portfolio

Beyond his founding roles, Stone maintains an extensive portfolio as an angel investor and advisor. His involvement includes backing companies such as Square, Slack, Medium, Nest, Beyond Meat, Pinterest, Intercom, and Faraday. He also serves as a board director for entities including Medium, Beyond Meat, Polaroid Swing, Workpop, and Jelly Industries, and acts as Chairman of Polaroid Swing. In 2024, he joined the board of directors for the US nonprofit entity associated with the social network Mastodon.

Creative Work and Public Recognition

Stone has authored three books: Blogging: Genius Strategies for Instant Web Content, Who Let The Blogs Out?, and Things A Little Bird Told Me. His creative output extends to film, having directed the 2012 project Evermore with Ron Howard and Canon USA. He served as an executive producer for the documentary Eating Animals. Honors bestowed upon him include the International Center for Journalists Innovation Award, an Innovation Award from The Economist, and recognition as Nerd of the Year by GQ. Babson College awarded him an honorary Doctor of Laws degree in 2011.

Fast facts

Questions readers ask

Did Biz Stone graduate from college?

No, Stone attended Northeastern University and the University of Massachusetts Boston but did not graduate from either institution.

What is the Biz and Livia Stone Foundation?

Founded by Stone and his wife, Livia, this organization supports education and conservation efforts in California.

Achievements

Compare with the greats

David Hume vs HippocratesFr D Ric Chopin vs Michael FaradayCarl Friedrich Gauss vs Thomas EdisonBobby Fischer vs Richard Feynman
See the IQ Rankings →All comparisons →

Child prodigies

Arisa TrewFirst woman to land a 720, then Olympic park gold at age 14Monica SelesTeenage world No. 1 who won eight Grand Slam titles before…Erik DemaineErik DemaineEntered university at twelve and became MIT's youngest-ever…Tanishq AbrahamThree Associate Degrees by 11 — Med School at 14, MD-Candidate…
Child prodigies →

Play & come back tomorrow

Daily Genius Challenge · Guess the genius
Self-taught English scientist who discovered electromagnetic induction, the basis of the electric generator.
Tap your answer ↓
Which Genius Are You? Free IQ Test