What is the birthdate of this American philosopher also known for his writings on Christian spiritual formation, who wrote that "Deeper Experiences" is "the one book other than the Bible that has most influenced me"?
Dallas Willard Dallas Albert Willard (September 4, 1935 – May 8, 2013) was an American philosopher also known for his writings on Christian spiritual formation. Much of his work in philosophy was related to phenomenology, particularly the work of Edmund Husserl, many of whose writings he translated into English for the first time. He was longtime Professor of Philosophy at The University of Southern California in Los Angeles, teaching at the school from 1965 until his death in 2013 and serving as the department chair from 1982 to 1985.
Manly P. Hall Manly Palmer Hall (March 18, 1901 – August 29, 1990) was a Canadian-born author, lecturer, astrologer and mystic. He is best known for his 1928 work "The Secret Teachings of All Ages". Over his 70 year career, he gave thousands of lectures, including two at Carnegie Hall, and published over 150 volumes. In 1934, he founded The Philosophical Research Society in Los Angeles, which he dedicated to the "Truth Seekers of All Time", with a research library, lecture hall and publishing house. Many of his lectures can be found online and his books are still in print.