Dr. Anne Fausto-Sterling is a leading expert on the development of sexual identity as well as the biology of gender. Her latest research analyzes the emergence of behavioral differences between the sexes in early childhood.

Dr. Anne Fausto-Sterling is a leading expert in biology and gender development and has achieved recognition for works that challenge entrenched scientific beliefs while engaging with the general public.
Using a groundbreaking new approach to understanding gender differences, Dr. Anne Fausto-Sterling is shifting old assumptions about how humans develop particular traits. Dynamic systems theory permits one to understand how cultural difference becomes bodily difference. By applying a dynamic systems approach to the study of human development, Dr. Fausto-Sterling’s work exposes the flawed premise of the nature versus nurture debate.
Is there evidence—biological, genetic, evolutionary or psychological—to support the persistent notion that differing brain anatomy or physiology causes behavioral differences between the sexes?
Read MoreWhy do boys play with trucks while girls favor dolls? Dynamic systems theory may hold the key for unpacking gender behavior differences in early childhood.
Dr. Fausto-Sterling explores the dynamic development of gender and sexuality and what it means for human behavior in her regular Psychology Today blog.