William Henry is an investigative mythologist, art historian, and internationally recognized author who has spent more than four decades researching the world’s ascension traditions and the hidden science of human transformation. His newest book is entitled The Psychedelic Christ: The Lost Dose of the Son of Man. He is widely known as a longtime expert contributor on the History Channel’s global hit series Ancient Aliens, where he has appeared across 16 seasons, decoding the symbolism of ancient texts, sacred art, and mysterious technologies of the ancient world.