> If just a few of those parents have put a football mobile above their baby boy's cot or decorated their little girl's room with Disney princess wallpaper, that familiarity could easily explain the results.
This cannot explain how prenatal hormone exposure can predict toy preferences better than "socialized" gender.
Testosterone etc. exposure predicts toy preferences:
This cannot explain how prenatal hormone exposure can predict toy preferences better than "socialized" gender.
Testosterone etc. exposure predicts toy preferences:
http://www.sciencedirect.com/science/article/pii/S0191886909...
http://www.ncbi.nlm.nih.gov/pubmed/12414881
http://pss.sagepub.com/content/3/3/203.short
Comparing socialization and hormone exposure directly:
http://people.uncw.edu/hungerforda/Infancy/PDF/Prenatal%20ho...