Philip Gardiner is a British author and filmmaker known for his work in the fields of spirituality, ancient history, and the esoteric. He has written several books that explore topics such as mysticism, ancient civilizations, and alternative history, often challenging conventional narratives. In addition to his writing, Gardiner has produced documentaries that delve into similar themes, aiming to uncover hidden truths and promote critical thinking. His work often features interviews with experts and researchers, contributing to discussions on subjects like the occult and sacred knowledge.