Leaders in reality TV
Photo: "American Idol" host Ryan Seacrest attends Fox's "American Idol" Finalist Party, March 3, 2011, in Los Angeles.
Read more: Ryan Seacrest is the reality king
Mike Darnell - No. 2
Photo: Darnell appears onstage at an event honoring "American Idol" at the Saban Theater, March 14, 2011, in Beverly Hills, Calif.
Nancy Dubuc - No. 5
Photo: Dubuc arrives at The Hollywood Reporter's Annual "Power 100: Women In Entertainment Breakfast" at The Beverly Hills Hotel, Dec. 7, 2010, in Beverly Hills, Calif.
Simon Cowell - No. 6
Photo: Cowell poses in front of the winners boards at the National Television Awards 2011, Jan. 26, 2011, in London.
David Goldberg - No. 8
Photo: David Goldberg, the Chairman of Endemol North America, is seen in this June 13, 2004, file photo in Los Angeles.
Paul Telegdy - No. 9
Photo: Then-VP of Programming & Co-Productions at BBC, Telegdy attends a panel discussion for "Dancing with the Stars" in this July 26, 2005, file photo.
SallyAnn Salsano - No. 10
Photo: Salsano speaks onstage at the 2011 Winter TCA press tour on Jan. 5, 2011, in Pasadena, Calif.
Mark Burnett - No. 11
Photo: Burnett arrives at NBC's press conference for the "The Voice," March 15, 2011, in Los Angeles.
Stephen Lambert & Eli Holzman - No. 13
Photo: Stephen Lambert attends the Huffington Post 2010 "Game Changers" on Oct. 28, 2010, in New York.
Gordon Ramsay - No. 20
Photo: Gordon Ramsay shows television critics how to make a Baked Alaska dessert at the FOX Television Critics Association summer press tour in Pasadena, Calif., Aug. 6, 2009.
Morgan J. Freeman - No. 24
Photo: Morgan J. Freeman attends the "Homecoming" premiere on July 16, 2009 in New York.
Nigel Lythgoe - No. 27
Photo: Nigel Lythgoe at the "American Idol" panel at the FOX Broadcasting Co. portion of the 2011 Winter TCA press tour on Jan. 11, 2011, in Pasadena, Calif.
Dr. Drew Pinsky - No. 34
Photo: In this Dec. 14, 2010, file photo, TV personality Dr. Drew Pinksy arrives at the Blu-ray and DVD release party for the animated film "Family Guy: It's a Trap" in Los Angeles.
Heidi Klum - No. 44
Photo: Heidi Klum arrives at Nickelodeon's 24th Annual Kids' Choice Awards, April 2, 2011, in Los Angeles.
Kris Jenner - No. 50
Photo: Kris Jenner arrives at the Los Angeles premiere of "Unknown," Feb. 16, 2011.
Check out the entire Hollywood Reporter list by clicking here.