8 interesting studies of gender: nature or nurture?

1. faces or mobiles?  Jack n the Box:  angry or frightened?
2. "like father"
3. different ages of the great spurt of brain development
4. fruit flies and imposed monogamy
5. "evolutionary imperative"
6. who talks more?
7. How do you know when you found the right person?  and how do you know that person loves you?
8. which part of the brain zings when we see pictures:  right brain = your loved one; left brain = the culturallly "cool"
9. AND I GUESS #9 WOULD BE:  Many are changing (or trying to change) the rules of 1000s of years within 40 years, e.g., gender neutrality as in this link which is also above