Reuters article on him, Obama's nomination, here:
http://uk.reuters.com/article/rbssTechMediaTelecomNews/idUKN1329907120090113?sp=true
Brief excerpt:
"Genachowski was chief counsel for Reed Hundt, an FCC chairman under former President Bill Clinton. He also held various positions at Internet search and media company IAC/InterActiveCorp (IACI.O) and several firms investing in technology, including Rock Creek Ventures and LaunchBox Digital."