Helping kids manage stress and understand their emotions has been Goldie Hawn’s cause since 2003, when she launched @mindup for Life, a program that help schools, teachers and parents in 47 countries teach kids the science behind their brains, the chemical reactions that drive emotions. The Academy Award-winning actor – who is also a dancer, producer and singer – says this may be the most important chapter of her life. Head to the link in our bio to read more about our Women of the Year honoree.