Alvin Hansen
Alvin Harvey Hansen , often referred to as the American Keynes, was a professor of economics at Harvard, a widely read author on current economic issues, and an influential advisor to the government who helped create the Council of Economic Advisors and the Social Security system. He is best known for introducing Keynesian economics in the United States in the 1930s.
Hansen was born in Viborg, South Dakota on August 23, 1887, the son of Niels Hansen, a farmer, and Marie Bergitta Nielsen. Graduating from the nearby Yankton College in 1910 with a major in English, he enrolled in the University of WisconsinMadison in 1913 to study economics under Richard Ely and John R. Commons, from whom he learned to use economics to address pressing social problems. Upon completion of the coursework for the PhD in 1916. Hansen married Mabel Lewis they had two children.
Source: Wikipedia