Burns’s Biographer

I knew better than to play cards with historian Mark Dworkin. He had the ultimate poker face. During a trip to Georgia, several years ago, we had a chance to visit Susan McKey Thomas, Doc Holliday’s cousin. Her father Thomas was Doc’s uncle, but he and Doc were about the same age, so they were close friends as kids. Mark and I were excited to hear some family stories. When we entered the home, “Ms. Suzie,” a gracious Southern belle of the old school with a kind look in her eyes and a