The Secret of Secrets: The Secrets of the Golden Flower About the Author Osho is one of the best-known and most provocative spiritual teachers of our time. The Sunday Times has named him one of the "1,000 makers of the 20th century;" the novelist Tom Robbins has called him "the most dangerous man since Jesus Christ."More than two decades after his death in 1990, the influence of his teachings continues to grow, reaching seekers around the world. The author lives in Osho died in 1990.