Based on sales for the week ending March 27, 2011

16. The Hidden Reality
Brian Greene, Knopf, $29.95, 9780307265630

17. Twelve Steps to a Compassionate Life
Karen Armstrong, Knopf, $22.95, 9780307595591

18. Moby-Duck
Donovan Hohn, Viking, $27.95, 9780670022199

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

20. It Gets Better
Dan Savage, Dutton, $21.95, 9780525952336

21. A Widow's Story
Joyce Carol Oates, Ecco Press, $27.99, 9780062015532

22. Red
Sammy Hagar, It Books, $26.99, 9780062009289

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

24. Barefoot Contessa How Easy Is That?
Ina Garten, Clarkson Potter, $35, 9780307238764

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

26. At Home
Bill Bryson, Doubleday, $28.95, 9780767919388

27. And Furthermore
Judi Dench, St. Martin's, $26.99, 9780312659066

28. To a Mountain in Tibet
Colin Thubron, Harper, $24.99, 9780061768262

29. Lost and Found
Geneen Roth, Viking, $25.95, 9780670022717

30. How Italian Food Conquered the World
John F. Mariani, MacMillan, $25, 9780230104396

31. The Emperor of All Maladies
Siddhartha Mukherjee, Scribner, $30, 9781439107959

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

33. Poser
Claire Dederer, FSG, $26, 9780374236441

34. I Remember Nothing
Nora Ephron, Knopf, $22.95, 9780307595607

35. The 17 Day Diet
Mike Moreno, Free Press, $25, 9781451648652

36. The Company We Keep
Robert Baer, Dayna Baer, Crown, $26, 9780307588142

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

38. Decision Points
George W. Bush, Crown, $35, 9780307590619

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

40. The Entrepreneur Equation
Carol Roth, Benbella, $24.95, 9781935618447

41. Cinderella Ate My Daughter
Peggy Orenstein, Harper, $25.99, 9780061711527

42. Win
Frank I. Luntz, Hyperion, $25.99, 9781401323998

43. Forged Forged
Bart D. Ehrman, HarperOne, $26.99, 9780062012616

44. Rawhide Down
Del Quentin Wilber, Holt, $27, 9780805093469

45. Wild Bill Donovan
Douglas Waller, Free Press, $30, 9781416567448

46. Little Princes
Conor Grennan, Morrow, $25.99, 9780061930058

47. Plenty
Yotam Ottolenghi, Chronicle, $35, 9781452101248

48. I Was a Dancer
Jacques D'Amboise, Knopf, $35, 9781400042340

49. Griftopia
Matt Taibbi, Spiegel & Grau, $26, 9780385529952

50. All My Friends Are Dead
Avery Monsen, Jory John, Chronicle, $9.95, 9780811874557