Hubert Dreyfus was a Harvard graduate who wrote his thesis "Husserl's Phenomenology of Perception" in 1964.
Hubert Lederer Dreyfus (/drafs/; 19292017) was an American philosopher and professor of philosophy at the University of California, Berkeley. In 1964, with his dissertation Husserl's Phenomenology of Perception, he obtained his PhD from Harvard. 
