Based on sales for the week ending August 19, 2012

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

17. Why Does the World Exist?
Jim Holt, Liveright, $27.95, 9780871404091

18. Steve Jobs
Walter Isaacson, S&S, $35, 9781451648539

19. Days of Destruction, Days of Revolt
Chris Hedges, Joe Sacco (Illus.), Nation Books, $28, 9781568586434

20. The Price of Inequality
Joseph E. Stiglitz, Norton, $27.95, 9780393088694

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

22. Teach Your Children Well
Madeline Levine, Harper, $26.99, 9780061824746

23. Behind the Beautiful Forevers
Katherine Boo, Random House, $27, 9781400067558

24. Solo: A Memoir of Hope
Hope Solo, Harper, $24.99, 9780062136749

25. Don't Let the Republican Drive the Bus!
Erich Origen, Gan Golan, Ten Speed Press, $14.99, 9781607743927

26. Goodnight iPad
Ann Droyd, Blue Rider, $14.95, 9780399158568

27. Are You My Mother?
Alison Bechdel, Houghton Mifflin Harcourt, $22, 9780618982509

28. Dream Team
Jack McCallum, Ballantine, $28, 9780345520487

29. The Presidents Club
Nancy Gibbs, Michael Duffy, S&S, $32.50, 9781439127704

30. Thinking, Fast and Slow
Daniel Kahneman, FSG, $30, 9780374275631

31. Drift
Rachel Maddow, Crown, $25, 9780307460981

32. The Passage of Power
Robert A. Caro, Knopf, $35, 9780679405078

33. Cronkite
Douglas Brinkley, Harper, $34.99, 9780061374265

34. The Swerve
Stephen J. Greenblatt, Norton, $26.95, 9780393064476

35. The Violinist's Thumb
Sam Kean, Little Brown, $25.99, 9780316182317

36. Yes, Chef
Marcus Samuelsson, Random House, $27, 9780385342605

37. Julia's Cats
Patricia Barey, Therese Burson, Abrams Image, $16.95, 9781419702754

38. What Light Can Do
Robert Hass, Ecco , $29.99, 9780061923920

39. Sh*tty Mom
Laurie Kilmartin, et al., Abrams Image, $18.95, 9781419704598

40. When Women Were Birds
Terry Tempest Williams, FSG, $23, 9780374288976

41. The Betrayal of the American Dream
Donald L. Barlett, James B. Steele, PublicAffairs, $26.99, 9781586489694

42. Hello Goodbye Hello
Craig Brown, S&S, $26.95, 9781451683608

43. American Grown
Michelle Obama, Crown, $30, 9780307956026

44. Red Ink
David Wessel, Crown Business, $22, 9780770436148

45. Bringing Up Bébé
Pamela Druckerman, Penguin Press, $25.95, 9781594203336

46. Some Remarks
Neal Stephenson, Morrow, $25.99, 9780062024435

47. The New New Deal
Michael Grunwald, S&S, $28, 9781451642322

48. Topgrading, 3rd Edition
Bradford Smart, Portfolio, $29.95, 9781591845263

49. The Secret
Rhonda Byrne, Atria/Beyond Words, $23.95, 9781582701707

50. Dreamland
David K. Randall, Norton, $25.95, 9780393080209