Based on sales for the week ending January 16, 2011

16. Apollo's Angels
Jennifer Homans, Random House, $35, 9781400060603

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

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

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

20. Sexy Forever
Suzanne Somers, Crown Archetype, $25.99, 9780307588517

21. The Memory Palace
Mira Bartok, Free Press, $25, 9781439183311

22. Colonel Roosevelt
Edmund Morris, Random House, $35, 9780375504877

23. As Always, Julia
Joan Reardon (Ed.), Houghton Mifflin Harcourt, $26, 9780547417714

24. Decoded
Jay-Z, Spiegel & Grau, $35, 9781400068920

25. The Wave
Susan Casey, Doubleday, $27.95, 9780767928847

26. Guinness World Records 2011
Guinness, $28.95, 9781904994589

27. American Rose
Karen Abbott, Random House, $26, 9781400066919

28. Born to Run
Christopher McDougall, Knopf, $24.95, 9780307266309

29. Hero
Michael Korda, Harper, $36, 9780061712616

30. Atlantic
Simon Winchester, Harper, $27.99, 9780061702587

31. Simple Times
Amy Sedaris, Grand Central, $27.99, 9780446557030

32. Why We Get Fat
Gary Taubes, Knopf, $24.95, 9780307272706

33. Love for No Reason
Marci Shimoff, Free Press, $26, 9781439165027

34. My Reading Life
Pat Conroy, Nan A. Talese, $25, 9780385533577

35. The Dirty Life
Kristin Kimball, Scribner, $25, 9781416551607

36. The Tiger
John Vaillant, Knopf, $26.95, 9780307268938

37. Marshall McLuhan: You Know Nothing of My Work!
Douglas Coupland, Atlas, $24, 9781935633167

38. ZooBorns
Andrew Bleiman, Chris Eastland, S&S, $9.99, 9781439195314

39. Cinch!
Cynthia Sass, HarperOne, $25.99, 9780061974649

40. Zombie Spaceship Wasteland
Patton Oswalt, Scribner, $24, 9781439149089

41. The 7
Glenn Beck, Keith Russell Ablow, Threshold Editions, $24.99, 9781451625516

42. The Power
Rhonda Byrne, Atria, $23.95, 9781439181782

43. The Big Short
Michael Lewis, Norton, $27.95, 9780393072235

44. How to Live
Sarah Bakewell, Other Press, $25, 9781590514252

45. All Things Shining
Hubert Dreyfus, Sean Dorrance Kelly, Free Press, $26, 9781416596158

46. Let's Take the Long Way Home
Gail Caldwell, Random House, $23, 9781400067381

47. The Last Boy
Jane Leavy, Harper, $27.99, 9780060883522

48. Outliers
Malcolm Gladwell, Little Brown, $27.99, 9780316017923

49. Travels in Siberia
Ian Frazier, FSG, $30, 9780374278724

50. The Life You Want
Bob Greene, et al., S&S, $25, 9781416588368