Sveinbjörn Magnússon (CCP Mannbjörn, according to reports) who was a senior producer will take the executive producer role vacated by Andy Nordgren (CCP Seagull).
Cited from here.
He have an extensive art backgroud, was overseeing 3D art, he created it, he even directed character creation revamp in EVE in 2010. That is unexpected turn of events. 