MaryCatherine McDonald is a PhD researcher, coach, consultant, and author specializing in trauma, stress, and resilience. She talks to Doro about her new book, Unbroken: The Trauma Response is Never Wrong, and explains the science behind trauma in our lives. She discusses how shame relates to trauma, how people are adaptive, what a "relational home" is, and how it is never too late to heal from traumas – no matter when they happened.