Changes at MPAA: Michael O'Leary promoted to senior executive vice...

Changes at MPAA: Michael O'Leary promoted to senior executive vice president-global policy and external affairs; Laura Nichols becomes executive vice president-global communications; Lori McGrogan, ex-Capitol Hill aide to MPAA Chairman Chris Dodd, becomes senior advisor to him … Gannett Chairman and CEO Craig Dubow taking a leave for medical reasons; President Gracia Martore to be principal executive officer, as she was during Dubow’s medical leave in 2009 … Gary Marsh promoted to president-Disney Channels Worldwide, replacing Carolina Lightcap … Current TV names Shelley Lewis, ex-PBS, executive vice president-programming … Bravo promotes Dave Serwatka to vice president-current & cross platform productions.