The Economist meets with Twitter's Evan Williams

The network's co-founder, who just stepped down as chief executive, on the new interface and trying to serve the entire world

Recorded days before he stepped down as CEO.

Antonio Ortiz

Antonio Ortiz has always been an autodidact with an eclectic array of interests. Fascinated with technology, advertising and culture he has forged a career that combines them all. In 1991 Antonio developed one of the very first websites to market the arts. It was text based, only available to computer scientists, and increased attendance to the Rutgers Arts Center where he had truly begun his professional career. Since then Antonio has been an early adopter and innovator merging technology and marketing with his passion for art, culture and entertainment. For a more in-depth look at those passions, visit SmarterCreativity.com.