In the hot seat with Kara Swisher at D11, the Twitter CEO talked about the genius of Jack Dorsey, and how Twitter hasen't moved fast enough on user account security, which saw stocks plummet after one high-profile hack.
According to a new report by marketing firm SocialTwist, Internet sharing trends have shifted heavily toward social networking, but other platforms still have a strong presence for word-of-mouth advertising.
Twitter founder Evan Williams relinquished his position as CEO on Monday to Dick Costolo, the company's COO. We've already examined Ev's reasons for stepping down, but one mystery remains: who is this Dick?
Is this the season to change exec teams? On the same day Skype announced a new CEO, Twitter has revealed its own reshuffle at the top, with COO Dick Costolo now assuming duties as CEO, replacing founder Ev Williams.