Rabbi Aryeh Kaplan, zt"l, an amazing talmud chacham and a major translator of chassidic, mystical and kabbalah works from 20 years ago, speaking on a religion TV program about such topics as Jewish mysticism, kabbalah, meditation, practical kabbalah, and prophecy. Rabbi Kaplan passed away in the early 80's. His translations of kabbalah works such as the Bahir and Sefer Yetzirah remain the authoritative English translations.
Parts 1 & 2 below.
Thanks to reader Robert S. for these links!
BS"D - בסיעתא דשמיא