Peggy Yin is a PhD student in social psychology at Stanford, where she is advised by Carol Dweck and Hazel Markus. Her research focuses on designing and studying social and technical systems that enable transformative personal change. She also directs the Cognitive Security Task Force at the Stanford Institute for Human-Centered AI and serves as a board member of LearnerStudio. Previously, she led the development of award-winning social impact technologies at MIT Media Lab, Teach for America, an