Ian Singer moved from VP Data Services at Bowker to VP Content and Business Development at Media Source.
Jon Vanhala joined as SVP Digital and New Bus Dev at Island Def Jam.
Michael Miner moved from Bus. Dev. Director at A9.com to VP Bus Dev at Ecast.
Bill Frash moved from SVP New Bus. Dev. at Carat & ICG to SVP New Business Development at Mediasmith.