This is really high class tv show and I really love it. I do not watch many tv shows under the Biography category, but this was great and now I am bigger fan of tv shows of this kind. If a tv show can keep me focused for the full tv show time, that's really great. Anyway, this genre may boast of one of the larger number of titles. What determines the phenomenon of this tv show? It's realism, taking care of psychological probability?. I hope you're excited, so start watching it now!.