Despite girls achieving so much, they’re racked with doubt on the inside.
Says Katty: ‘Girls worry constantly about how they look, what people think, whether to try out for a sports team or school play, why they aren’t getting “perfect” grades, how many likes and followers they have online.’
The book, which has been endorsed by Sheryl Sandberg and is on the New York Times bestseller list, encourages girls to be gutsy and brave so that they learn to ask for a pay rise, step outside their comfort zone and don’t endure sexual harassment.
As the book reveals, more than half of teenage girls feel pressure to be perfect and three-quarters worry about failing.
One in three believe boys will make more money.
So how can dads help? They can encourage their daughters to do something they haven’t tried, and be there when they make mistakes.
As Barack Obama said: ‘As fathers, we need to be involved in our children’s lives not just when it’s convenient or easy, and not just when they’re doing well – but when it’s difficult and thankless, and they’re struggling.’