Today on NPR's Tell Me More: Traci Foust, author of Nowhere Near Normal: A Memoir of OCD (Gallery, $24, 9781439192504).
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Today on NPR's Diane Rehm Show: Garrett Graff, author of The Threat Matrix: The FBI at War in the Age of Global Terror (Little, Brown, $27.99, 9780316068611).
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Today on NPR's Talk of the Nation: Jim Lacey, author of The First Clash: The Miraculous Greek Victory at Marathon and Its Impact on Western Civilization (Bantam, $26, 9780553807349).
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Today on OWN's Gayle King Show: Shirley MacLaine, author of I'm Over All That: And Other Confessions (Atria, $22, 9781451607291).
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Tonight on the Colbert Report: Rep. Ron Paul, author of Liberty Defined: 50 Essential Issues That Affect Our Freedom (Grand Central, $24.99, 9781455501458). He will also appear on the View.
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Tonight on the Tonight Show: Jillian Michaels, author of Unlimited: How to Build an Exceptional Life (Crown, $26, 9780307588302).
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Tomorrow morning on the Today Show: Philippa Gregory, author of The Red Queen (Touchstone, $25.99, 9781416563723).
Also on Today: Kara DioGuardi, author of A Helluva High Note: Surviving Life, Love, and American Idol (It Books, $24.99, 9780062059895).
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Tomorrow on NPR's Diane Rehm Show: James Stewart, author of Tangled Webs: How False Statements are Undermining America: From Martha Stewart to Bernie Madoff (Penguin Press, $29.95, 9781594202698).
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Tomorrow on NPR's Fresh Air: Diana B. Henriques, author of The Wizard of Lies (Times, $30, 9780805091342).
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Tomorrow on Tavis Smiley: Katie Couric, author of The Best Advice I Ever Got: Lessons from Extraordinary Lives (Random House, $26, 9780812992779).
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Tomorrow on the Colbert Report: A.C. Grayling, author of The Good Book: A Humanist Bible (Walker, $35, 9780802717375).
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Tomorrow on Nightline: Tracy Ross, author of The Source of All Things: A Memoir (Free Press, $26, 9781439172971).