David Treleaven, PhD, is a writer, educator, and trauma professional specializing in the intersection of mindfulness and trauma. He is the author of the acclaimed book Trauma-Sensitive Mindfulness (2018) and the follow-up Trauma-Sensitive Mindfulness Workbook (2025), both published by W. W. Norton. His original book has been translated into 10 languages and continues to shape mindfulness practices and teaching worldwide. David’s work has been incorporated into leading mindfulness teacher trainings around the world. He’s been invited to teach at institutions such as the Oxford Mindfulness Center, Brown University, UCLA, and various mindfulness organizations across Europe, Latin America, and Southeast Asia. His teaching has also extended to esteemed centers such as Spirit Rock Meditation Center, the Shambhala Mountain Center, the Esalen Institute, and the Omega Institute in Rhinebeck, New York.