Mr. Playboy marks a recent biography and his publication's 55th anniversary. Hugh Hefner will now take your questions
When Berry Gordy Jr. founded Motown Records in 1959, one of his most important creative partners was singer, songwriter and producer Smokey Robinson, who produced and wrote several of its most memorable hits. Smokey will now take your questions
She has pushed fashion's boundaries for decades. Dame Vivienne Westwood will now take your questions
The Black Eyed Peas front man talks about hip-hop and politics. will.i.am will now take your questions
The U.N. Secretary-General discusses global goals for the new year. Ban Ki-moon will now take your questions
The Lord of the Rings hero stars in the Nazi-era film Good. Viggo Mortensen will now take your questions
The former Congressman is the co-host of MSNBC's Morning Joe. Joe Scarborough will now take your questions
Frost/Nixon, by the child star turned Oscar-winning director, is out Dec. 5. Ron Howard will now take your questions
In Annie Leibovitz at Work, the photographer explains her artistry. Annie Leibovitz will now take your questions
The NBA legend's new book is 32 Ways to Be a Champion in Business. Magic Johnson will now take your questions
The maverick ex-media mogul looks back in Call Me Ted, his new memoir. Ted Turner will now take your questions
The billionaire oilman is selling his plan for renewable energy. T. Boone Pickens will now take your questions