Dick Costolo

Dick Costolo CNBC Next 25
Benjamin Wachenje

Title: CEO, Twitter

Born: September 10, 1963, Royal Oak, Michigan

Education: BS in computer science and communications, University of Michigan

Early Marker: Started and sold three Internet companies in the 1990s; the last one, Feedburner, was sold to Google for $100 million

Big Idea: Adding services and mobile apps to generate new revenue streams that can bolster core advertising business.

Wave of the Future: Social media

Latest Special Reports

  • senior couple on beach

    A fixed-income strategy is key for investors who are retired or are approaching retirement. This special report details the range of tools and strategies used to manage a fixed income portfolio.

  • The nexus of technology -- cloud, social, mobile and data -- are transforming user behaviors and creating new businesses.

  • NYSE Trader on the floor

    The buzz on the trading floor

CNBC25: Rebels, Icons and Leaders