Based on sales for the week ending August 28, 2011

16. SEAL Team Six
Howard E. Wasdin, Stephen Templin, St. Martin's, $26.99, 9780312699451

17. Incognito
David M. Eagleman, Pantheon, $26.95, 9780307377333

18. A First-Rate Madness
Nassir Ghaemi, Penguin Press, $27.95, 9781594202957

19. The Psychopath Test
Jon Ronson, Riverhead, $25.95, 9781594488016

20. After America
Mark Steyn, Regnery, $29.95, 9781596981003

21. Area 51
Annie Jacobsen, Little Brown, $27.99, 9780316132947

22. 40 Years of Chez Panisse
Alice Waters, Clarkson Potter, $55, 9780307718266

23. A Book of Secrets
Michael Holroyd, FSG, $26, 9780374115586

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

25. The Dukan Diet
Pierre Dukan, Crown Archetype, $26, 9780307887962

26. All My Friends Are Dead
Avery Monsen, Jory John, Chronicle, $9.95, 9780811874557

27. Rafa
Rafael Nadal, John Carlin, Hyperion, $27.99, 9781401324513

28. The 17 Day Diet
Dr.Mike Moreno, Free Press, $25, 9781451648652

29. Blood, Bones & Butter
Gabrielle Hamilton, Random House, $26, 9781400068722

30. The Warmth of Other Suns
Isabel Wilkerson, Random House, $30, 9780679444329

31. Reckless Endangerment
Gretchen Morgenson, Joshua Rosner, Times Books, $30, 9780805091205

32. I Am Maru
Mugumogu, Morrow, $15.99, 9780062088413

33. Cleopatra
Stacy Schiff, Little Brown, $29.99, 9780316001922

34. Boo: The Life of the World's Cutest Dog
J.H. Lee, Chronicle, $12.95, 9781452103068

35. To End All Wars
Adam Hochschild, Houghton Mifflin Harcourt, $28, 9780618758289

36. The Secrets of the FBI
Ronald Kessler, Crown, $26, 9780307719690

37. Sh*t My Dad Says
Justin Halpern, It Books, $15.99, 9780061992704

38. Mission Street Food
Karen Leibowitz, Anthony Myint, McSweeney's, $30, 9781936365159

39. The Story of Charlotte's Web
Michael Sims, Walker, $25, 9780802777546

40. Finding Everett Ruess
David Roberts, Broadway, $25, 9780307591760

41. The Beginning of Infinity
David Deutsch, Viking, $30, 9780670022755

42. The Tao of Travel
Paul Theroux, Houghton Mifflin Harcourt, $25, 9780547336916

43. Miette: Recipes from San Francisco's Most Charming Pastry Shop
Meg Ray, Chronicle, $27.50, 9780811875042

44. Jesus Calling
Sarah Young, Integrity , $14.99, 9781591451884

45. Sleeping with the Enemy
Hal Vaughan, Knopf, $27.95, 9780307592637

46. The 4-Hour Body
Timothy Ferriss, Crown , $27, 9780307463630

47. Joy of Cooking (75th Anniversary Ed.)
Irma S. Rombauer, et al., Scribner, $35, 9780743246262

48. Absolute Monarchs
John Julius Norwich, Random House, $30, 9781400067152

49. Dog Sense
John Bradshaw, Basic Books, $25.99, 9780465019441

50. Moonwalking With Einstein
Joshua Foer, Penguin Press, $26.95, 9781594202292