Toby Gorman will head up the company's unscripted development starting in mid-April
Tom Herschko will be the first to hold the position at Woody Thompson's production company
Rierson replaces Donna Redier Linsk, who stepped down this month
Departing chief operating office will consult for "American Idol"
The Fox talent show's Oscar and Grammy-winning alum is working out details of joining Season 13
"Deadliest Catch" producer Beers now in charge of 600 hours of programming, including "American Idol" and "The X Factor"
Answer the questions or your grandmother goes off the top of a 10-story building -- in a decelerator harness -- in game show debuting June...