Tomorrow on NPR's Diane Rehm Show: Michael J. Sandel, author of What Money Can't Buy: The Moral Limits of Markets (Farrar, Straus & Giroux, $27, 9780374203030).
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Tomorrow night on the Tonight Show with Jay Leno: Newt Gingrich, co-author of Victory at Yorktown: A Novel (Thomas Dunne, $27.99, 9780312607074).
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Tomorrow night on a repeat of the Late Show with David Letterman: Tony Bennett, author of Life Is a Gift: The Zen of Bennett (Harper, $28.99, 9780062207067).
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Tomorrow night on the Colbert Report: Sean Carroll, author of The Particle at the End of the Universe: How the Hunt for the Higgs Boson Leads Us to the Edge of a New World (Dutton, $27.95, 9780525953593).
