Based on sales for the week ending February 13, 2011

16. Where Men Win Glory
Jon Krakauer, Anchor, $15.95, 9780307386045

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

18. The Other Wes Moore
Wes Moore, Spiegel & Grau, $15, 9780385528207

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

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

21. Eat, Pray, Love
Elizabeth Gilbert, Penguin, $16, 9780143118428

22. The Poisoner's Handbook
Deborah Blum, Penguin, $16, 9780143118824

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

24. Mennonite in a Little Black Dress
Rhoda Janzen, Holt, $14, 9780805092257

25. The World Almanac and Book of Facts 2011
World Almanac, $12.99, 9781600571343

26. Country Driving
Peter Hessler, Harper Perennial, $15.99, 9780061804106

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

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

29. Infinite City
Rebecca Solnit, Sandow Birk (Illus.), University of California Press, $24.95, 9780520262508

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

31. Unless It Moves the Human Heart
Roger Rosenblatt, Ecco, $13.99, 9780061965616

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

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

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

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

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

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

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

39. Healing After Loss
Martha Whitmore Hickman, Harper Perennial, $10, 9780380773381

40. The Financial Crisis Inquiry Report
PublicAffairs, $14.99, 9781610390415

41. The Old Farmer's Almanac 2011
Old Farmer's Almanac, $6.95, 9781571985163

42. Strength in What Remains
Tracy Kidder, Random House, $16, 9780812977615

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

44. The Man Who Loved Books Too Much
Allison Hoover Bartlett, Riverhead, $15, 9781594484810

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

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

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

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

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

50. Are You There, Vodka? It's Me, Chelsea
Chelsea Handler, Simon Spotlight, $16, 9781416596363