This symposium addresses the interactive gene-culture co-evolution of the human brain with tool use and technology - ranging from simple stone tools millions of years ago to computers today. Candice Odgers, UC Irvine, shares new data describing how digital technology use relates to adolescents' same-day emotions, behaviors, and health. Key findings regarding the effects of digital technologies on children and youth are highlighted, challenging many of the common fears regarding the influence of the digital age on developing minds. Recorded on 10/12/2018. (#34196)