Matthew Brensilver, PhD, MSW, is a member of the Guiding Teachers Committee and Board of Directors at Spirit Rock Meditation Center. He previously served as Program Director for Mindful Schools, and for more than a decade, was a core teacher at Against the Stream Buddhist Meditation Society. He lectures at UCLA’s Mindful Awareness Research Center about the intersections between mindfulness and mental health. Before committing to teach meditation full-time, he spent years doing research on addiction pharmacotherapy at the UCLA Center for Behavioral and Addiction medicine. He is the co-author of two books about meditation for adolescents.