In 1971 Gardner hired Robert Fulton (the great grandson of the inventor of the steamboat), to teach filmmaking at the Carpenter Center for the 1971-72 year; and during this brief tenure, Fulton produced Reality's Invisible, one of the remarkable experimental documentaries of the era-- and (as is true for Fulton's entire oeuvre) of of the most underappreciated. Fulton would go o...