Sony Network Entertainment president Tim Schaaff will retire at the end of the year. 

Schaaff joined Sony from Apple in 2005, and went on to oversee the launch of the company’s Music Unlimited music service – part of his effort to unify Sony’s entertainment offerings across all hardware products. 

Effective January 1, 2013, group executive of Sony Corporation Andrew House will assume responsibilities for Sony Network Entertainment International during the transition, in addition to his current role as president and ...