Comcast hires Andy Lack, who left the Broadcasting Board of Governors last week (see 1503050043), to return to company, named chairman, NBC News and MSNBC, effective in April; Pat Fili-Krushel moves into new corporate role on executive team ... iHeartMedia promotes Charlie Wilkinson to market president, Dallas ... Deluxe hires Frank Cardello, ex-T3 Media, as president, Deluxe Media ... Internet2 hires Florence Hudson, ex-IBM, as senior vice president-chief innovation officer ... Phoenix New Media, Chinese Internet content provider, promotes Shu Liu to senior vice president ... RingCentral adds Michelle McKenna-Doyle, NFL, to board, from which Bobby Yerramilli-Rao, Hermes Growth Partners, resigns.