The Joseph L. Mailman School of Public Health is the public health graduate school of Columbia University. Located on the Columbia University Medical Center campus in the Washington Heights neighborhood of Manhattan, New York City, the school is recognized by the Council on Education for Public Health. Founded in 1922 as the DeLamar Institute of Public Health, it is one of the oldest public health schools in the United States. It became an official school within Columbia University in 1945. In 1999, following a $33 million grant from the Joseph L. Mailman Foundation, the school was renamed the Joseph L. Mailman School of Public Health. The Mailman School is considered a preeminent school of public health in the United States, and is consistently ranked among the top in the nation by the U.S. News & World Report. Admission to the school is highly selective and has traditionally drawn a very international student body. , the school enrolls over 1,600 students and is one of the largest recipients for sponsored research pertaining to public health. The school is home to the Calderone Prize, the most prestigious award in the field of public health, as well as numerous world-renowned research centers, including the Center for Infection and Immunity, ICAP, the Robert N. Butler Columbia Aging Center, and the Center for Environmental Health Sciences in Northern Manhattan. History In 1918, Columbia University's College of Physicians and Surgeons received a $5 million endowment from the estate of mining magnate Joseph Raphael De Lamar to establish an educational program in public health, which led to what would become the School of Public Health. The DeLamar Institute of Public Health opened its doors at Columbia in 1922 and the following year began offering the Master of Science in Public Health degree. In 1940, the Doctor of Science of in Public Health degree was offered for the first time. In 1945, the designation of "Institute of Public Health" was changed to the "School of Public Health" by the Trustees of Columbia University. In 1967, the nation's first Psychiatric Epidemiology Training Program was established with funding from the National Institute of Mental Health. In 1968, School establishes the Division of Sociomedical Sciences, the first in the country to offer graduate degrees in social science with a focus on health. Since 1992, the school has administered the Calderone Prize, regarded as the most prestigious award in the field of