30 Rockefeller Plaza 22nd tallest in New York City and the 47th tallest in the United States. It stands 400 feet (122 m) shorter than the Empire State Building. 30 Rockefeller Center underwent a $170 million floor-by-floor interior renovation in 2014. The construction of Rockefeller Center occurred between 1932 and 1940 on land that John D. Rockefeller Jr. leased from Columbia University. The Rockefeller Center site was originally supposed to be occupied by a new opera house for the Metropolitan Opera. By 1928, Benjamin Wistar Morris and designer Joseph Urban were hired to come up with blueprints for the house. However, the new
Rockefeller University dean of Hopkins' medical school and known as the dean of American medicine. Flexner retired in 1935 and was succeeded by Herbert Gasser. He was succeeded in 1953 by Detlev Bronk, who broadened The Rockefeller Institute into a university that began awarding the PhD degree in 1954. In 1965 The Rockefeller Institute's name was changed to The Rockefeller University. For its first six decades, the Institute focused on basic research to develop basic science, on applied research as biomedical engineering, and, since 1910—when The Rockefeller Hospital opened on its campus as America's first facility for clinical research—on clinical science. The