Karl Wolfgang Deutsch (21 July 1912 – 1 November 1992) was a social and political scientist from Prague. He was the Stanfield Professor of International Peace at Harvard University. From 1977 to 1987 he was the Director of Wissenschaftszentrum Berlin (International Institute for Comparative Social Research). **Source**: [Karl Deutsch](https://en.wikipedia.org/wiki/Karl_Deutsch) on Wikipedia