The most insightful - can't honestly say but Mark Passio has blown my mind a few times. His Natural Law lectures are superb. As well as this one:

Two Masks, Same Face: The Dark Occult Origins Of Nazism & Communism

https://odysee.com/$/download/Mark-Passio-Two-Masks,-Same-Face/f6fd75e2635bf2df43a4405bd56d51180a7ba574