example. one of the things the doctor talks about is the impact of slavery on the genocide against native americans and how that gets transferred. and leads to a very different sort of experience for folks from these different cultural backgrounds. it's a troubling legacy but it's fascinating. there's a scientific imprint. >> that's exactly right. i interview a professor at harvard who writes about post-traumatic slavery syndrome. there's the soul wound, the legacy of the genocide and the impact that's had on social and health impacts in native communities. we need to realize all communities face these -- many communities face these traumatic experiences and they manifest themselves in many ways. we need to grapple with that. the soul wound if we want to handle the other issues as well. >> it's really fascinating stuff and we appreciate you diving into all of it and sharing your personal story. the book, the survivors, the story of war, inheritance and