 In 1974, Henry volunteered at the International Center of Photography before it opened, and was then hired by Via Wynroth to attend to the Education program.Cornell Capa, founder of the ICP, then asked her to create and run the Community Workshop Program, in which she also taught black and white photography until she left the ICP in 1979.She also headed up the Photography Department at the Convent of the Sacred Heart, 1976-1982.