School of Public Health at Yale, Class of 19491949Yale School of Epidemiology and Public Health, Class of 1949. Standing left to right: Edmund Mattos; Ernest Sable; George Brooks; Dr. Clement Clay, Program Director; Edgar Geibel. Sitting left to right: Nelson Evans; Dr. Hilda Kroeger; Dr. A. W. Snoke, faculty; Henry Kidder; Dr. Joseph Gerber.still image