21st Century Fox execs Peter Rice, Dana Walden, John Landgraf and Gary E. Knell are making the move to Disney. Rice has been named chairman, Walt Disney Television and co-chair, Disney Media Networks, while Walden will serve as chairman, Disney Television Studios and ABC Entertainment. Landgraf is chairman of FX Networks and FX Productions, and Knell is chairman of National Geographic Partners. “The strength of 21st Century Fox’s first-class management talent has always been a compelling part of this opportunity for us,” said Robert A. Iger, chairman and CEO, The Walt Disney Company. “Upon completion of the acquisition, this new structure positions these proven leaders to help drive maximum value from a greatly enhanced portfolio of incredible brands and businesses.”