 The principal mission of the Society — and its 5,500+ members — is to advance the study of aging and disseminate information among scientists, decision makers, and the general public.The Gerontological Society of America (GSA) was incorporated in New York City in 1945 as an outgrowth of a group of scientists and physicians who had been calling themselves "the Club for Research on Ageing" since the 1930s.GSA has been holding scientific conferences since 1946.