Joseph_J._Spengler--Martin_Feldstein

Joseph John Spengler (19 November 1902 – 2 January 1991) was an American economist, statistician, and historian of economic thought. A recipient of the 1951 John Frederick Lewis Award of the American Philosophical Society and the 1981 Distinguished Fellow Award from the History of Economics Society, he was Professor Emeritus of Economics at Duke University at the time of his death.