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5. 
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by:
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3.99 avg rating — 1,727 ratings 
11. 
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12. 
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Karen Armstrong
3.89 avg rating — 51,735 ratings 13. 
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Sam Harris
3.90 avg rating — 42,923 ratings 14. 
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by:
Richard Dawkins
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15. 
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by:
Catherine Nixey
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17. 
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by:
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21. 
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by:
Sam Harris
3.90 avg rating — 24,023 ratings 26. 
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by:
Mike Davis
3.86 avg rating — 71 ratings 27. 
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by:
Richard Dawkins
4.14 avg rating — 28,421 ratings 28. 
29. 
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by:
Bart D. Ehrman
3.99 avg rating — 10,809 ratings 30. 
32. 
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by:
Julian Jaynes
4.26 avg rating — 5,834 ratings 33. 
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by:
Sam Keen
4.31 avg rating — 111 ratings 34. 
36. 
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by:
Michael Shermer
3.91 avg rating — 3,056 ratings 36. 
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by:
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4.05 avg rating — 27,034 ratings 38. 
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really liked it 4.00 avg rating — 398 ratings 39. 
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by:
Douglas Adams
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42. 
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4.04 avg rating — 1,081 ratings 43. 
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Steven Pinker
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44. 
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44. 
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Michael Martin
3.24 avg rating — 17 ratings 44. 
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44. 
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44. 
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by:
Lin Xun
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61. 
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4.60 avg rating — 5 ratings 61. 
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4.41 avg rating — 46 ratings 61. 
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3.93 avg rating — 7,618 ratings 65. 
69. 
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2.64 avg rating — 36 ratings 69. 
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74. 
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4.01 avg rating — 102,551 ratings 
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by:
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3.80 avg rating — 942 ratings 78. 
God: The Failed Hypothesis: How Science Shows That God Does Not Exist 3.94 avg rating — 8,219 ratings
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95. 
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3.95 avg rating — 5,895 ratings 96. 
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99. 
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