Christopher Ryan - Sex at Dawn

8. “Only You. And You. And You. Polyamory—relationships with multiple, mutually consenting partners—has a coming-out party.” By Jessica Bennett. Newsweek (Web Exclusive) July 29, 2009. http://www.newsweek.com/id/209164.

9. Hrdy (2001), p. 91.

10. “Scenes from a group marriage.” By Laird Harrison. Salon.com. http:// mobile.salon.com/mwt/feature/2008/06/04/ open_marriage/index.html.

11. http://andrewsullivan.theatlantic.com/the_daily_dish/2009/01/tedhaggard-a-1.html.

12. McElvaine (2001), p. 339.

13. Perel (2006), p. 192.

14. Gould (2000), pp. 29-31.

15. After all, in the 1970s, somebody bought nearly four million copies of Open Marriage, by Nena and George O’Neill.

16. Perel (2006), pp. 192-194.

17. Burnham and Phelan (2000), p. 195.

18. Perel (2006), p. 197.

19. Bergstrand and Blevins Williams (2000).

20. Easton and Liszt (1997).

21. You can hear the press conference at www.thisamericanlife.org/Radio_Episode.aspx?episode=95.

22. We first learned of this striking sun/moon relation in Weil (1980), a fascinating book on the consciousness-altering

potential of everything from solar eclipses to perfectly ripe mangoes.

Without access to the skeletal data on body-size dimorphism we have today, Darwin speculated that early humans may have lived in a harem-based system. But we now know that if Darwin’s conjecture were correct, contemporary men would be twice the size of women, on average. And, as we’ll discuss in the next section, another sure sign of a gorilla-like human past would be an embarrassing case of genital shrinkage.

The subjects were led to believe their answers might be seen by the researchers waiting just outside the room.