Blumenbach , Johann Friedrich , 1752-1840 , German doctor and anthropologist

Born, 1752; educated, University of Jena and the University of Gottingen; his MD thesis 'De generis humani varietate nativa' (On the Natural Varieties of Mankind), 1776, is considered influential in the development of subsequent concepts of 'human races'; Extraordinary Professor of Medicine in Göttingen, 1776; Ordinary Professor, 1778; died, 1840.