Based on sales for the week ending June 13, 2010

16. The Bolter
Frances Osborne, Vintage , $15.95, 9780307476425

17. Mountains Beyond Mountains
Tracy Kidder, Random House, $16, 9780812973013

18. I Am Nujood, Age 10 and Divorced
Nujood Ali, Three Rivers, $12, 9780307589675

19. Infidel
Ayaan Hirsi Ali, Free Press, $15.99, 9780743289696

20. In Defense of Food
Michael Pollan, Penguin, $15, 9780143114963

21. The Age of Wonder
Richard Holmes, Vintage, $17.95, 9781400031870

22. Farm City
Novella Carpenter, Penguin , $16, 9780143117285

23. Awkward Family Photos
Mike Bender, Doug Chernack, Three Rivers, $15, 9780307592293

24. The Naked Roommate
Harlan Cohen, Sourcebooks, $14.99, 9781402219016

25. What to Expect When You're Expecting
Heidi Murkoff, Sharon Mazel, Workman, $14.95, 9780761148579

26. Idiot America
Charles P. Pierce, Anchor, $15.95, 9780767926157

27. Coop
Michael Perry, Harper Perennial, $14.99, 9780061240447

28. Methland
Nick Reding, Bloomsbury , $15, 9781608192076

29. The 5 Love Languages
Gary Chapman, Northfield, $14.99, 9780802473158

30. Geek Dad
Ken Denmead, Gotham , $17, 9781592405527

31. Freakonomics
Steven D. Levitt, Stephen J. Dubner, Harper Perennial, $15.99, 9780060731335

32. My Horizontal Life
Chelsea Handler, Bloomsbury, $14.95, 9781582346182

33. A People's History of the United States
Howard Zinn, Harper, $18.99, 9780060838652

34. Crazy for the Storm
Norman Ollestad, Ecco, $14.99, 9780061766787

35. Bad Mother
Ayelet Waldman, Anchor , $14.95, 9780767930697

36. How to Read Literature Like a Professor
Thomas C. Foster, Harper, $13.99, 9780060009427

37. My Booky Wook
Russell Brand, It Books, $14.99, 9780061857805

38. The First Tycoon
T.J. Stiles, Vintage, $19.95, 9781400031740

39. Blink
Malcolm Gladwell, Back Bay, $15.99, 9780316010665

40. The Four Agreements
Don Miguel Ruiz, Amber-Allen, $12.95, 9781878424310

41. Horse Soldiers
Doug Stanton, Scribner, $16, 9781416580522

42. Gift From the Sea
Anne Morrow Lindbergh, Pantheon , $9.95, 9780679732419

43. Helmet for My Pillow
Robert Leckie, Bantam, $16, 9780553593310

44. Into the Wild
Jon Krakauer, Anchor, $13.95, 9780307387172

45. Animal, Vegetable, Miracle
Barbara and Camille Kingsolver, Steven Hopp, Harper Perennial, $15.99, 9780060852566

46. Rand McNally 2011 Road Atlas
unknown, Rand McNally, $13.95, 9780528355288

47. The Wilderness Warrior
Douglas Brinkley, Harper Perennial, $19.99, 9780060565312

48. With the Old Breed
Eugene B. Sledge, Presidio, $16, 9780891419068

49. The Devil in the White City
Erik Larson, Vintage, $15, 9780375725609

50. The Power of Now
Eckhart Tolle, New World , $14, 9781577314806