Swami Prabhavananda was an Indian philosopher, monk, religious teacher, and translator. His original works include The Spiritual Heritage of India and The Sermon on the Mount According to Vedanta. His translations include The Wisdom of God by Srimat Bhagavatam and the Bhagavad Gita and How to Know God: The Yoga Aphorisms of Patanjali, both with Christopher Isherwood. He died in 1976.