 and E.E.at the City College of New York in 1932 and 1933 and earned the degrees of A.M. and Ph.D. in Electrical Engineering at Columbia University in 1939 and 1941.Ragazzini was dean of the School of Engineering and Science at New York University and during World War II he was chairman of the Department of Electrical Engineering at Columbia University, where he was involved in the Manhattan Project.