Based on sales for the week ending January 16, 2011

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

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

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

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

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

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

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

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

24. Resilience
Elizabeth Edwards, Broadway, $15, 9780767931564

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

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

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

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

29. Infinite City: A San Francisco Atlas
Rebecca Solnit, Sandow Birk (Illus.), University of California Press, $24.95, 9780520262508

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

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

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

33. Public Enemies
Bernard-Henri Levy, Michel Houellebecq, Random House , $17, 9780812980783

34. Into the Wild
Jon Krakauer, Anchor, $14.95, 9780307387172

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

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

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

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

39. The Devil and Sherlock Holmes
David Grann, Vintage, $15.95, 9780307275905

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

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

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

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

44. The CalorieKing Calorie, Fat & Carbohydrate Counter 2011
Allan Borushek, Family Health Publications, $8.99, 9781930448339

45. Power Foods
Whole Living Magazine (Ed.), Clarkson Potter, $24.99, 9780307465320

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

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

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

49. The China Study
Thomas M. Campbell, II, T.Colin Campbell, Benbella Books, $16.95, 9781932100662

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