Dr. Jon Kabat-ZinnJon Kabat-Zinn Dr. Jon Kabat-Zinn, a pioneer in mindfulness-based interventions, founded the Mindfulness-Based Stress Reduction (MBSR) program at the University of Massachusetts Medical School. The clinic, now known as the Center for Mindfulness, has been a leading institution in the development and research of mindfulness-based approaches to healthcare., a pioneer in mindfulness-based interventions, founded the Mindfulness-Based Stress Reduction (MBSR) program at the University of Massachusetts Medical School. The clinic, now known as the Center for Mindfulness, has been a leading institution in the development and research of mindfulness-based approaches to healthcare.