He has hosted the radio program A Prairie Home Companion for more than 30 years. Each week more than 4 million people tune in for comedy, music and tales from the fictional town of Lake Wobegon, Minn. Garrison Keillor now take your questions
The Today weatherman's first novel, The Morning Show Murders, is on stands. Al Roker will now take your questions
The High School Musical star grows up in Me and Orson Welles, out Nov. 25. Zac Efron will now take your questions
The veteran skateboarder's new video game, Ride, is out Nov. 17. Tony Hawk will now take your questions
The actor stars in the new film The Men Who Stare at Goats. Ewan McGregor will now take your questions
The Colombian pop star's latest album, She Wolf, is out in November. Shakira will now take your questions
Michigan's Canadian-born governor on her state's challenges. Jennifer Granholm will now take your questions
The 30 Rock star discusses comedy and his new memoir, I Am the New Black
The Nobel Prize-winning microcredit guru believes in a poverty-free world. Muhammad Yunus will now take your questions
The former U.N. head is campaigning for a climate-change deal. Kofi Annan will now take your questions
His documentary The National Parks: America's Best Idea debuts Sept. 27 on PBS. Ken Burns will now take your questions
The Congressman and libertarian activist has a new book, End the Fed. Ron Paul will now take your questions
Ask Your Questions: Garrison Keillor
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