Based on sales for the week ending January 2, 2011

16. Bicycle Diaries
David Byrne, Penguin, $16, 9780143117964

17. Eating Animals
Jonathan Safran Foer, Back Bay, $14.99, 9780316069885

18. The Imperial Cruise
James Bradley, Back Bay, $16.99, 9780316014007

19. Dewey
Vicki Myron, Grand Central, $13.99, 9780446407427

20. The Big Burn
Timothy Egan, Mariner, $15.95, 9780547394602

21. Food Rules
Michael Pollan, Penguin, $11, 9780143116387

22. Lit
Mary Karr, Harper Perennial, $14.99, 9780060596996

23. Nurtureshock
Po Bronson, Twelve, $14.99, 9780446504133

24. The Cello Suites
Eric Siblin, Grove, $15.95, 9780802145246

25. Half the Sky
Nicholas D. Kristof, Sheryl WuDunn, Vintage, $15.95, 9780307387097

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

27. Shop Class as Soulcraft
Matthew B. Crawford, Penguin, $15, 9780143117469

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

29. The Best American Essays 2010
Christopher Hitchens, Robert Atwan (Eds.), Mariner, $14.95, 9780547394510

30. Too Big to Fail
Andrew Ross Sorkin, Penguin, $18, 9780143118244

31. The King's Speech
Mark Logue, Peter Conradi, Sterling, $14.95, 9781402786761

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

33. Traveling With Pomegranates
Sue Monk Kidd, Ann Kidd Taylor, Penguin, $15, 9780143117971

34. The Omnivore's Dilemma
Michael Pollan, Penguin , $16, 9780143038580

35. The Book of Awakening
Mark Nepo, Conari, $18.95, 9781573241175

36. When Everything Changed
Gail Collins, Back Bay, $15.99, 9780316014045

37. The Tipping Point
Malcolm Gladwell, Back Bay, $15.99, 9780316346627

38. Clean
Alejandro Junger, HarperOne, $14.99, 9780061735332

39. Homer's Odyssey
Gwen Cooper, Bantam, $15, 9780385343985

40. The Good Soldiers
David Finkel, Picador, $15, 9780312430023

41. Open
Andre Agassi, Vintage, $15.95, 9780307388407

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

43. Change Your Brain, Change Your Body
Daniel G. Amen, Three Rivers Press, $16, 9780307463586

44. The Lost City of Z
David Grann, Vintage, $15.95, 9781400078455

45. The Devil in the White City
Erik Larson, Vintage, $15.95, 9780375725609

46. Whiter Shades of Pale
Christian Lander, Random House, $15, 9780812982060

47. The Black Swan
Nassim Nicholas Taleb, Random House, $17, 9780812973815

48. Heaven Is for Real
Todd Burpo, Thomas Nelson, $16.99, 9780849946158

49. Rand McNally 2011 Road Atlas
Rand McNally, $13.95, 9780528355288

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