Gender Differences in the Brain - Helen Fisher

http://www.helenfisher.com/
http://www.ted.com/speakers/helen_fisher.html
https://twitter.com/DrHelenFisher
http://www.chemistry.com/lovemap/questionnaire.aspx
http://cruellablog.blogspot.ca/2008/01/helen-fisher-anti-feminist-of-year-so.html

Videos
http://www.ted.com/talks/helen_fisher_tells_us_why_we_love_cheat.html
http://www.youtube.com/watch?v=qSGd6Ojuw0Q
http://www.youtube.com/watch?v=AAw_ZfGV9T4
http://www.youtube.com/watch?v=dszmEmXpBaY