tweetit us, tritt.com/booktv, or post a comment on our facebook page facebook.com/booktv. >> host: damon tweedy, what's your day job? >> guest: i'm a psychiatrist at duke medical school, and i divide that time between treating patients psychiatry, and teaching medical students and residents. >> host: what made you go into psychiatry? >> guest: great question. when i was in medical school, i was deciding between psychiatry and cardiology, which are two very different fields, and i actually was leaning towards the cardiology part initially. so then as i was just, you know, getting to see patients and really getting into the nitty-gritty of being a doctor i found i liked the idea of talking to people and helping people through their problems in that way more so than the more mechanical side of treating their heart disease. so that's sort of how it all unfolded. >> host: you're also an author now. what possessed you to write a book? >> guest: well, so this book that i've written basically, it's a memoir of my journey through medical training, but it's written through the lens of race. there