Based on sales for the week ending February 20, 2011

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

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

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

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

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

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

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

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

24. The Checklist Manifesto
Atul Gawande, Picador, $15, 9780312430009

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

26. The Male Brain
Louann Brizendine, Three Rivers, $14.99, 9780767927543

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

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

29. Real Happiness
Sharon Salzberg, Workman, $14.95, 9780761159254

30. Women Food and God
Geneen Roth, Scribner, $15, 9781416543084

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

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

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

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

35. Nomad
Ayaan Hirsi Ali, Free Press, $16, 9781439157329

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

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

38. Night
Elie Wiesel, FSG, $9.95, 9780374500016

39. The Official SAT Study Guide
College Board, $21.99, 9780874478525

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

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

42. Mr. Sunday's Soups
Lorraine Wallace, Wiley, $19.95, 9780470640227

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

44. You Are Not a Gadget
Jaron Lanier, Vintage, $15, 9780307389978

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

46. Making Toast: A Family Story
Roger Rosenblatt, Ecco, $12.99, 9780061825958

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

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

49. Paris Was Ours
Penelope Rowlands (Ed.), Algonquin, $15.95, 9781565129535

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