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Dick Costolo

Twitter's Dick Costolo speaks during the first annual Chirp, Twitter Developer's Conference in 2010. (Getty Images/Justin Sullivan)

Twitter CEO Tagged As UM Commencement Speaker

The University of Michigan says that Twitter chief executive Dick Costolo will be the commencement speaker at the school’s May 4th graduation ceremony in Michigan Stadium.

WWJ Newsradio 950–03/18/2013

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Twitter CEO Returns To Alma Mater UM

Social media like Twitter that offer instant reaction to news events has recreated the Greek ‘agora’ shared meeting space and complemented the traditional news media in unexpected ways, Twitter’s CEO said Friday.

WWJ Newsradio 950–11/16/2012