All the Stumblers who are complaining about this article have little understanding of how evolutionary psychology comes to such conclusions. Most of the claims made here are substantiated by research and statistical analysis. The author should have cited his sources.
This is a simplified explanation of many of the complex principles of the field. If it interests you, check out one of the many textbooks available on the subject or one of the dozens of websites. It is not pop psychology or a pseudoscience.