Sheri L. Turrell, PhD, is a clinical psychologist living with her family in Toronto, ON, Canada. She is passionate about her clinical work with adolescents, helping them to move towards a life that matters. Sheri is the primary investigator, working in collaboration with Mary Bell, for studies of group-based acceptance and commitment therapy (ACT) and a mobile app for adolescents. Sheri runs a full-time private practice, and enjoys being a consultant for graduate students and mental health service providers who are interested in learning ACT.