News editor, columnist, political commentator, pundit, reporter and author, Eleanor Clift is a contributing editor for Newsweek magazine. Her column, Capitol Letter is posted each week on Newsweek.com and MSNBC. She is a regular political panelist on The McLaughlin Group and is a political contributor for the Fox News Channel.

Best known as the host of the hit TV show, Jack Hanna's Animal Adventures, Jack Hanna, nicknamed "Jungle Jack", is instantly recognized by his khaki safari outfit, deep tan and Southern twang. He has appeared on shows such as Good Morning American, David Letterman and Larry King Live and has boosted the popularity of zoos.

Host of CNBC's Mad Money and co-founder of TheStreet.com, Jim Cramer is a television personality, former hedge fund manager and a bestselling author. He is a regular contributor to New York magazine and Time magazine.

Tony award-winning and five-time Emmy nominated TV, cinema and musical theatre comedic actor, Jason Alexander is best known for his role as George Costanza on the hit show, Seinfeld. He has appeared in numerous TV ads including Rold Gold Pretzels, McDonald's and KFC.

One of television's most versatile reports and the longest-running co-host of Good Morning America, Joan Lunden is viewed as the consummate working mother and has continually surprised her audience. She is author of A Bend In The Road Is Not The End Of The Road and Wake Up Calls: Making the Most Out of Every Day.

Owner of the NBA basketball team, Dallas Mavericks, and Chairman and co-founder of HD Net, an HDTV cable network, Mark Cuban was ranked #133 on Forbes' "World's Richest People" list in 2007. He works with 2929 Entertainment which provides vertically integrated production and distribution of films and videos.

Paul Kangas was dubbed by The Detroit Free Press as "the Walter Cronkite of business broadcasting." A former stockbroker with more than 12 years experience, he is now the co-anchor and financial commentator for public television's Nightly Business Report and television's leading provider of daily stock market information.

Tavis Smiley was selected by Time magazine as one of America's 50 most promising young leaders. Newsweek profiled him as one of the "20 people changing how Americans get their news" and dubbed him one of the nation's "captains of the airwaves". He was the first American to simultaneously host signature talk shows on both PBS and NPR.

Three-time Emmy award winning journalist and anchor of CNN's Anderson Cooper 360°, Anderson Cooper has covered nearly all of major news events around the world including the 2008 Presidential elections, the economic crisis, Hurricane Katrina, and the bombings in London.

Emmy-nominated comedian, satirist, actor and writer, known for his ironic style and deadpan comedic delivery, Stephen Colbert was host of Comedy Central's The Daily Show and currently hosts The Colbert Report. He is author of the NYT's number one bestseller, I Am America (And So Can YOU!).