There is a video that despite aiming lay people and using an accessible language, it provides a basic understanding about the biology and evolutionary psychology of human “nasty” sexual behaviour: rape, sexual predation, cheating, gold-digging, etc
http://youtube.com/watch?v=As49mSwIW...elated&search=
( Use the “Pause” button in this video in order to read its text at your own pace. It is a bit speedy )