Gender Development and Culture :
The Treatment and Perception of Children 0-6 Years of Age

Emerging Masculinities : Ways of exploring dominant discourses within early primary peer groups
Amanda Keddie   Deakin University

Masculinity from a feminist perspective: or How feminism helped construct the new man
Murray Drummond ,Faculty of Education , Edith Cowan University

a list of some of the research done by experts in the field of
childhood gender development

Sex Roles: Biology v. Culture
from Chapter 3 of Sex and Politics
Sex Differences v. Dogma by  Walter R. Dolen

Cold Hard World \ Warm Soft Mommy: Gender and Metaphors of Hardness, Softness, Coldness, and Warmth
Burton Melnick  Department of English   International School of Geneva

Gender Differences in Cognitive Functioning: a Literature Review

Gender and the Brain
A link site to all sorts of interesting related pages.

Lateralization and Language

Testosterone, Estrogen, Related Hormones and  Heterochronic Patterns