Developmental trauma and Pre/Perinatal trauma can mean a high intensity event, an unpredictable/unavailable caregiver, or trauma in the environment from conception to the first few years of life. This stress sets a template for managing stress and relating to people. Healing from developmental trauma starts with understanding how the nervous system experiences stress and then attempts to manage it to avoid being overwhelmed and to survive. This is an introduction to key concepts of healing that parents, therapists and individuals can use to understand symptoms and behaviors of someone who has had developmental trauma, and strategies for supporting them with compassion. 8 Lessons with videos, bonus materials and resources.