Question: What was the nationality of the person who said Leonard Jimmie Savage was "one of the few people I have met whom I would unhesitatingly call a genius"?

full_context: Document 1: J. N. Srivastava: Jagdish Narain Srivastava (1933-2010) was an Indian-born mathematician, statistician and a professor at Colorado State University. Srivastava is known for the research in the area of Design of experiments, Multivariate analysis and Combinatorial mathematics. Srivastava was a Fellow of Institute of Mathematical Statistics.
Document 2: Douglass North: Douglass Cecil North (November 5, 1920 – November 23, 2015) was an American economist known for his work in economic history. He was the co-recipient (with Robert William Fogel) of the 1993 Nobel Memorial Prize in Economic Sciences. In the words of the Nobel Committee, North and Fogel "renewed research in economic history by applying economic theory and quantitative methods in order to explain economic and institutional change."
Document 3: Milton Friedman: Milton Friedman ( ; July 31, 1912 – November 16, 2006) was an American economist who received the 1976 Nobel Memorial Prize in Economic Sciences for his research on consumption analysis, monetary history and theory, and the complexity of stabilization policy. With George Stigler and others, Friedman was among the intellectual leaders of the second generation of Chicago price theory, a methodological movement at the University of Chicago's Department of Economics, Law School, and Graduate School of Business from the 1940s onward. Several students and young professors that were recruited or mentored by Friedman at Chicago went on to become leading economists; they include Gary Becker, Robert Fogel, Thomas Sowell, and Robert Lucas, Jr.
Document 4: Leonid Levin: Leonid Anatolievich Levin ( ; Russian: Леони́д Анато́льевич Ле́вин ; Ukrainian: Леоні́д Анато́лійович Ле́він ; born November 2, 1948) is a Soviet-American computer scientist.
Document 5: Thomas Schelling: Thomas Crombie Schelling (April 14, 1921 – December 13, 2016) was an American economist and professor of foreign policy, national security, nuclear strategy, and arms control at the School of Public Policy at University of Maryland, College Park. He was also co-faculty at the New England Complex Systems Institute. He was awarded the 2005 Nobel Memorial Prize in Economic Sciences (shared with Robert Aumann) for "having enhanced our understanding of conflict and cooperation through game-theory analysis".
Document 6: Edward C. Prescott: Edward Christian Prescott (born December 26, 1940) is an American economist. He received the Nobel Memorial Prize in Economics in 2004, sharing the award with Finn E. Kydland, "for their contributions to dynamic macroeconomics: the time consistency of economic policy and the driving forces behind business cycles". This research was primarily conducted while both Kydland and Prescott were affiliated with the Graduate School of Industrial Administration (now Tepper School of Business) at Carnegie Mellon University. According to the IDEAS/RePEc rankings, he is the 19th most widely cited economist in the world today. In August 2014, Prescott was appointed as an Adjunct Distinguished Economic Professor at the Australian National University (ANU) in Canberra, Australia.
Document 7: Robert Solow: Robert Merton Solow, GCIH ( ; born August 23, 1924), is an American economist, particularly known for his work on the theory of economic growth that culminated in the exogenous growth model named after him. He is currently Emeritus Institute Professor of Economics at the Massachusetts Institute of Technology, where he has been a professor since 1949. He was awarded the John Bates Clark Medal in 1961, the Nobel Memorial Prize in Economic Sciences in 1987, and the Presidential Medal of Freedom in 2014. Three of his PhD students, George Akerlof, Joseph Stiglitz, and Peter Diamond, later received Nobel Memorial Prizes in Economic Sciences in their own right.
Document 8: John von Neumann: John von Neumann ( ; Hungarian: "Neumann János Lajos" , ] ; December 28, 1903 – February 8, 1957) was a Hungarian-American mathematician, physicist, and computer scientist. He made major contributions to a number of fields, including mathematics (foundations of mathematics, functional analysis, ergodic theory, representation theory, operator algebras, geometry, topology, and numerical analysis), physics (quantum mechanics, hydrodynamics, and quantum statistical mechanics), economics (game theory), computing (Von Neumann architecture, linear programming, self-replicating machines, stochastic computing), and statistics.
Document 9: Leonard Jimmie Savage: Leonard Jimmie Savage (born Leonard Ogashevitz; 20 November 1917 – 1 November 1971) was an American mathematician and statistician. Economist Milton Friedman said Savage was "one of the few people I have met whom I would unhesitatingly call a genius."
Document 10: Friedrich Hayek: Friedrich Hayek CH ( ; ] ; 8 May 189923 March 1992), born in Austria-Hungary as Friedrich August von Hayek and frequently referred to as F. A. Hayek, was an Austrian-British economist and philosopher best known for his defense of classical liberalism. Hayek shared the 1974 Nobel Memorial Prize in Economic Sciences with Gunnar Myrdal for his "pioneering work in the theory of money and economic fluctuations and ... penetrating analysis of the interdependence of economic, social and institutional phenomena."
Document 11: Paul Samuelson: Paul Anthony Samuelson (May 15, 1915 – December 13, 2009) was an American economist and the first American to win the Nobel Memorial Prize in Economic Sciences. The Swedish Royal Academies stated, when awarding the prize in 1970, that he "has done more than any other contemporary economist to raise the level of scientific analysis in economic theory". Economic historian Randall E. Parker calls him the "Father of Modern Economics", and "The New York Times" considered him to be the "foremost academic economist of the 20th century".
Document 12: Andrey Kolmogorov: Andrey Nikolaevich Kolmogorov (Russian: Андрей Николаевич Колмогоров ; ] , 25 April 1903 – 20 October 1987) was a 20th-century Soviet mathematician who made significant contributions to the mathematics of probability theory, topology, intuitionistic logic, turbulence, classical mechanics, algorithmic information theory and computational complexity.
Document 13: Edwin Hewitt: Edwin Hewitt (January 20, 1920, Everett, Washington – June 21, 1999) was an American mathematician known for his work in abstract harmonic analysis and for his discovery, in collaboration with Leonard Jimmie Savage, of the Hewitt–Savage zero–one law.
Document 14: John L. Savage: John Lucian Savage (December 25, 1879 – December 28, 1967) was an American civil engineer. Among the 60 major dams he supervised the designs for, he is best known for the Hoover Dam, Shasta Dam, Parker Dam and Grand Coulee Dam in the United States along with surveying for the future Three Gorges Dam in China. He was a member of the National Academy of Sciences and the recipient of numerous awards including the John Fritz Medal.
Document 15: Joseph Stiglitz: Joseph Eugene Stiglitz ( ; born February 9, 1943) is an American economist and a professor at Columbia University. He is a recipient of the Nobel Memorial Prize in Economic Sciences (2001) and the John Bates Clark Medal (1979). He is a former senior vice president and chief economist of the World Bank and is a former member and chairman of the (US president's) Council of Economic Advisers. He is known for his support of Georgist public finance theory and for his critical view of the management of globalization, of "laissez-faire" economists (whom he calls "free market fundamentalists"), and of international institutions such as the International Monetary Fund and the World Bank.
ground_truth: American