Polyvagal Theory and the Developing ChildAt its heart, polyvagal theory describes how the brain's unconscious sense of safety or danger impacts our emotions and behaviors. In this powerful book, pediatrician and neonatologist Marilyn R. Sanders and child psychiatrist George S. Thompson offer readers both a meditation on caregiving and a call to action for physicians, educators, and mental health providers. When children don't have safe relationships, or emotional, medical, or physical