The Thoth Hermes podcast recently interviewed Dr. Richard Kaczynski about “O.T.O. and more.” have a listen! Their YT page sez:
Richard Kaczynski has been a student of Thelema since 1977, a member of Ordo Templi Orientis since 1987, and a lecturer on magick since 1990. Within OTO he has been a very active member. He was described as the “world’s leading expert on Aleister Crowley”, but there is much more to Richard. In this interview, Rudolf explores Richard’s youth, background and thoughts.
https://www.youtube.com/watch?v=AFDcdWMf2L0&feature=youtu.be.