Former Best Buy executive Barry Judge joining LivingSocial SAN FRANCISCO (Reuters) - Former Best Buy Co (BBY.N) executive Barry Judge is joining LivingSocial this month, the daily deal company said on Tuesday. Judge has been appointed chief marketing officer for LivingSocial. He was global chief marketing officer for Best Buy, the world's largest consumer electronics retailer. Reporting By Alistair Barr; Editing by Maureen Bavdek