Biographies and memoirs dominate this week’s list of non-fiction bestsellers.

For the two weeks ending July 22, 2012:

1. Wheat Belly, William Davis
(HarperCollins, $17.99 pa, 9781443412735)

2. A Stolen Life, Jaycee Dugard
(Simon & Schuster, $17 pa, 9781451629194)

3. To Heaven and Back, Mary C. Neal
(WaterBrook/Random House, $17.99 pa, 9780307731715)

4. The Looneyspoons Collection, Janet and Greta Podleski
(Granet Publishing, $34.95 pa, 9780968063156)

5. Dare to Dream: Life as One Direction
(General Books/HarperCollins, $14.99 pa, 9780007488124)

6. Wild: From Lost to Found on the Pacific Crest Trail, Cheryl Strayed
(Knopf Doubleday, $29 cl, 9780307592736)

7. Ultimate Dinos: Giants from Gondwana, David Evans and Matthew Vavrek
(Royal Ontario Museum Press, $5 pa, 9780888544919)

8. The Magic, Rhonda Byrne
(Atria Books/S&S, $14.99 pa, 9781451673449)

9. Wreck This Journal, Keri Smith
(Perigree/Penguin, $16.50 pa, 9780399533464)

10. Heaven Is for Real, Todd Burpo and Lynn Vincent
(Thomas Nelson/Canada Direct, $18.99 pa, 9780849946158)

11. The Happiness Project, Gretchen Rubin
(HarperCollins, $17.99 pa, 9781443414562)

12. Quinoa 365: The Everyday Superfood, Patricia Green and Carolyn Hemming
(Whitecap Books, $29.95 pa, 9781552859940)

13. Mick: The Wild Life and Mad Genius of Jagger, Christopher Andersen
(S&S/Gallery Books, $29.99 cl, 9781451661446)

14. Escape from Camp 14, Blaine Harden
(Viking/Penguin, $28.50 cl, 9780670023325)

15. In the Garden of Beasts, Erik Larson
(Broadway/Random House, $19 pa, 9780307408853)

16. Let’s Pretend This Never Happened, Jenny Lawson
(Amy Einhorn/Penguin, $27.50 cl, 9780399159015)

17. The Power of Habit, Charles Duhigg
(Doubleday Canada, $32.95 cl, 9780385669740)

18. Quiet: The Power of Introverts in a World That Can’t Stop Talking, Susan Cain
(Crown Publishing/Random House, $28 cl, 9780307352149)

19. What to Expect When You’re Expecting, Heidi Murkoff with Sharon Mazel
(Thomas Allen & Son/Workman Publishing, $18.95 pa, 9780761148579)

20. Dare to Dream: Life as One Direction
(General/HarperCollins, $24.99 cl, 9780007444397)