Amy Joy Casselberry Cuddy, an Associate Professor at Harvard, is an American social psychologist known for her research on stereotyping and discrimination, emotions, power, nonverbal behaviour the effects of social stimuli on hormone levels. Cuddy studies the origins and outcomes of how people judge and influence each other. She has conducted experimental and correlational research on stereotyping and discrimination against various groups (e.g., Asian Americans, elderly people, Latinos, working mothers), the causes and consequences of feeling ambivalent emotions (e.g., envy and pity), nonverbal behaviour and communication, and hormonal responses to social stimuli. Amy Cuddy was listed #1 in Time Magazine’s list of “Game Changers, innovators and problem-solvers that are inspiring change in America”. (Wikipedia). In this interesting talk she argues that our body language has an important role to play in who we are.