Nation Dr. Gregg Semenza won a Nobel Prize. His first instinct was to call his mother in New York October 8, 2019 Swapna Venugopal Ramaswamy, Rockland/Westchester Journal News Comments Off on Dr. Gregg Semenza won a Nobel Prize. His first instinct was to call his mother in New York 2019 Nobel laureate Gregg Semenza of Tarrytown credits his teachers in Sleepy Hollow, New York, with sparking his interest in science.