Based on sales for the week ending January 27, 2013

16. Shred
Ian K. Smith, St. Martin's Press, $24.99, 9781250035868

17. No Easy Day
Mark Owen, Dutton, $26.95, 9780525953722

18. The Signal and the Noise
Nate Silver, Penguin Press, $27.95, 9781594204111

19. Far From the Tree
Andrew Solomon, Scribner, $37.50, 9780743236713

20. Killing Lincoln
Bill O'Reilly, Martin Dugard, Holt, $28, 9780805093070

21. True Love
Rachel Buchholz, National Geographic Society, $9.95, 9781426210365

22. The Smitten Kitchen Cookbook
Deb Perelman, Knopf, $35, 9780307595652

23. Jerusalem: A Cookbook
Yotam Ottolenghi, Sami Tamimi, Ten Speed Press, $35, 9781607743941

24. How Children Succeed
Paul Tough, Houghton Mifflin Harcourt, $27, 9780547564654

25. Wheat Belly
William Davis, Rodale, $25.99, 9781609611545

26. Short Nights of the Shadow Catcher
Timothy Egan, Houghton Mifflin Harcourt, $28, 9780618969029

27. Good Prose: The Art of Nonfiction
Richard Todd, Tracy Kidder, Random House, $26, 9781400069750

28. Darth Vader and Son
Jeffrey Brown, Chronicle, $14.95, 9781452106557

29. Grace: A Memoir
Grace Coddington, Random House, $35, 9780812993356

30. To Sell Is Human
Daniel H. Pink, Riverhead, $26.95, 9781594487156

31. Underwater Dogs
Seth Casteel, Little Brown, $19.99, 9780316227704

32. Hallucinations
Oliver Sacks, Knopf, $26.95, 9780307957245

33. On the Map
Simon Garfield, Gotham, $27.50, 9781592407798

34. Wheat Belly Cookbook
William Davis, Rodale, $27.99, 9781609619367

35. The End of Your Life Book Club
Will Schwalbe, Knopf, $25, 9780307594037

36. Waging Heavy Peace
Neil Young, Blue Rider, $30, 9780399159466

37. Quiet
Susan Cain, Crown, $26, 9780307352149

38. Roll Me Up and Smoke Me When I Die
Willie Nelson, Morrow, $22.99, 9780062193643

39. Plenty
Yotam Ottolenghi, Chronicle, $35, 9781452101248

40. The Last Lion: Winston Spencer Churchill, Defender of the Realm, 1940-1965
William Manchester, Paul Reid, Little Brown, $40, 9780316547703

41. Elsewhere
Richard Russo, Knopf, $25.95, 9780307959539

42. Guinness World Records 2013
Guinness, $28.95, 9781904994879

43. Foundation
Peter Ackroyd, Thomas Dunne Books, $29.99, 9781250003614

44. Go the F**k to Sleep
Adam Mansbach, Ricardo Cortes (Illus.), Akashic, $14.95, 9781617750250

45. Bend, Not Break
Ping Fu, Meimei Fox, Portfolio, $27.95, 9781591845522

46. The Patriarch
David Nasaw, Penguin Press, $40, 9781594203763

47. Daring Greatly
Brene Brown, Gotham, $26, 9781592407330

48. Invisible Armies
Max Boot, Liveright , $35, 9780871404244

49. My Share of the Task
General Stanley McChrystal, Portfolio, $29.95, 9781591844754

50. Japanese Farm Food
Nancy Singleton Hachisu, Andrews McMeel, $35, 9781449418298