Los Angeles-based BUZZMEDIA, the digital media publisher behind Celebuzz, Sterogum, Idolator, and a host of other music-focused blogs, said Monday that it has named Stephen Hansen as President of the firm. Hansen was most recently President and COO of TrueCar. Hansen also served at such companies as GeoCities, WePlay, and KPMG. Hansen was COO of GeoCities at the time it was acquired by Yahoo.