100 Women: Amy Cuddy on how posture can boost your confidence

Social psychologist Amy Cuddy’s mission is to show women how they can use their bodies to be more confident.

Here is one of her big tips for feeling powerful.

Video journalist: Paul Ivan Harris; Producer: Sarah Buckley

BBC 100 Women names 100 influential and inspirational women around the world every year. In 2017, we're challenging them to tackle four of the biggest problems facing women today - the glass ceiling, female illiteracy, harassment in public spaces and sexism in sport.

With your help, they'll be coming up with real-life solutions and we want you to get involved with your ideas. Find us on Facebook, Instagram and Twitter and use #100Women