When Sarah Palin unveiled her big HarperCollins book deal today, she joined a smattering of recent politicos who have decided to put pen to paper and "set the record straight."

What other promised tell-alls have publishers warring, the media buzzing, and potential ghostwriters salivating? Check out today's TNR slideshow to get the scoop on the Beltway's most hotly anticipated memoirists.

-- Elizabeth Sher

Photo courtesy of Getty Images