The neuroanatomy of general intelligence: sex matters
Abstract and proof regarding study cited in post below re: brain structure differences between men and women.
pdf file here
UPDATE: I just found out this isn't accessible to everyone. If you're really interested in the content, send me an email and I'll send an overview of the text.
Here is a copy of the full report
(.pdf) that you should be able to access.
posted by Cyndy