National Indie Bestsellers - Extended Paperback Nonfiction

Based on sales for the week ending April 20, 2014

16. Quiet
Susan Cain, Broadway, $16, 9780307352156

17. Orange Is the New Black
Piper Kerman, Spiegel & Grau, $16, 9780812986181

18. Wreck This Journal
Keri Smith, Perigee, $15, 9780399161940

19. Salt Sugar Fat
Michael Moss, Random House, $16, 9780812982190

20. My Beloved World
Sonia Sotomayor, Vintage, $15.95, 9780345804839

21. F This Test
Richard Benson, Chronicle, $9.95, 9781452127767

22. Show Your Work!
Austin Kleon, Workman, $11.95, 9780761178972

23. The Autistic Brain
Temple Grandin, Richard Panek, Mariner, $15.95, 9780544227736

24. Is Everyone Hanging Out Without Me? (And Other Concerns)
Mindy Kaling, Three Rivers, $14, 9780307886279

25. The Sleepwalkers
Christopher Clark, Harper Perennial, $18.99, 9780061146664

26. Big Data
Viktor Mayer-Schonberger, Kenneth Cukier, Eamon Dolan/Houghton Mifflin Harcourt, $15.95, 9780544227750

27. The Empathy Exams
Leslie Jamison, Graywolf Press, $15, 9781555976712

28. An Invisible Thread
Laura Schroff, Alex Tresniowski, Howard Books, $15.99, 9781451648973

29. The Gifts of Imperfection
Brene Brown, Hazelden, $14.95, 9781592858491

30. The Unwinding
George Packer, FSG, $16, 9780374534608

31. New American Haggadah
Jonathan Safran Foer, Little Brown, $16, 9780316069878

32. 12 Years a Slave
Solomon Northup, Penguin, $16, 9780143125419

33. Francona
Terry Francona, Dan Shaughnessy, Mariner, $15.95, 9780544227873

34. Detroit: An American Autopsy
Charlie LeDuff, Penguin, $17, 9780143124467

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

36. Washington's Spies
Alexander Rose, Bantam, $17, 9780553392593

37. Philomena
Martin Sixsmith, Penguin, $16, 9780143124726

38. Outliers
Malcolm Gladwell, Back Bay, $16.99, 9780316017930

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

40. Inside of a Dog
Alexandra Horowitz, Scribner, $16, 9781416583431

41. Thinking, Fast and Slow
Daniel Kahneman, FSG, $16, 9780374533557

42. The Way of the Knife
Mark Mazzetti, Penguin, $17, 9780143125013

43. Bunny Buddhism
Krista Lester, Penguin, $14, 9780399167874

44. The Untethered Soul
Michael A. Singer, New Harbinger, $16.95, 9781572245372

45. How to Sit
Thich Nhat Hanh, Parallax Press, $9.95, 9781937006587

46. Letters to a Young Scientist
Edward Osborne Wilson, Liveright, $13.95, 9780871403858

47. My Boyfriend Barfed in My Handbag... and Other Things You Can't Ask Martha
Jolie Kerr, Plume, $15, 9780142196939

48. How Music Works
David Byrne, McSweeney's, $20, 9781938073533

49. What Should We Be Worried About?
John Brockman (Ed.), Harper Perennial, $15.99, 9780062296238

50. The Devil in the White City
Erik Larson, Vintage, $16, 9780375725609