A parenting expert reveals the four biggest threats to girls' psychological growth and explains how parents can help their daughters develop a healthy sense of self

Girls today are motivated and hardworking. In school, they regularly outperform boys. But beneath the confident and strong exteriors of many girls lies a brittle sense of self. Girls are much more likely to experience anxiety and depression than boys, and the gap is increasing.

In Girls on the Edge, esteemed family psychologist Leonard Sax identifies four key factors in the new threat to girls' success and offers practical guidance on how to safeguard your child from them. Sax provides parents with tips on everything from figuring out how much time on Instagram is too much, to choosing which sports to play, to finding female-centered activities, like Girl Scouts, that provide good role models and offer safe environments for self-exploration.

As urgent as it is inspiring, Girls on the Edge illuminates the way to ensure our daughters grow up to be independent, confident women.