Question: Edward Laumann studied under which sociologist born in 1902?

full_context: Document 1: Pitirim Sorokin: Pitirim Alexandrovich Sorokin ( ; Russian: Питири́м Алекса́ндрович Соро́кин , 2 February [O.S. 21 January] 1889 , Turiya village, Vologda Governorate – 10 February 1968, Winchester, Massachusetts) was a Russian American sociologist born in modern-day Komi Republic of Russia. An academic and political activist, he emigrated from the Soviet Union to the United States in 1923. In 1930, at the age of 40, Sorokin was personally requested by the president of Harvard University to accept a position there. At Harvard, he founded the Department of Sociology. He was a vocal critic of his colleague Talcott Parsons. Sorokin was an ardent opponent of Communism, which he regarded as a "pest of man." He is best known for his contributions to the social cycle theory.
Document 2: Stanley Wasserman: Stanley Wasserman (born August 29, 1951) is an American statistician and Rudy Professor of Statistics, Psychology, and Sociology at Indiana University Bloomington and Academic Supervisor of the International laboratory for Applied Network Research at Moscow's National Research University – Higher School of Economics (since 2014). He is known for his work on social network analysis, mathematical sociology, network science and multidimensional network. In 2017 Wasserman will launch the Master's program 'Applied statistics with Network Analysis' at National Research University – Higher School of Economics.
Document 3: Glen Elder (sociologist): Glen Holl Elder, Jr., (28 February 1934 in Cleveland, Ohio) is the Howard W. Odum Research Professor of Sociology (emeritus), a research professor of Psychology and a current professor at the Carolina Population Center all at the University of North Carolina at Chapel Hill. His research interests are in social psychology, sociology, demographics and life course research. Elder's major work was the "Children of the Great Depression" in 1974. The American Academy of Arts and Sciences admitted Glen H. Elder in 1988. In 1993, he was honoured with the Cooley-Mead Award by the Social Psychology Section of the American Sociological Association. Elder was given honorary doctorates by the University of Bremen in 1999, by the Pennsylvania State University in 2003 and by the Ohio State University in 2005.
Document 4: 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 5: Theodor W. Adorno: Theodor W. Adorno ( ; ] ; born Theodor Ludwig Wiesengrund; September 11, 1903 – August 6, 1969) was a German philosopher, sociologist, and composer known for his critical theory of society.
Document 6: Talcott Parsons: Talcott Parsons (December 13, 1902 – May 8, 1979) was an American sociologist of the classical tradition, best known for his social action theory and structural functionalism. Parsons is considered one of the most influential figures in the development of sociology in the 20th century. After earning a Ph.D. in economics, he served on the faculty at Harvard University from 1927 to 1979. In 1930, he was among the first professors in its new sociology department.
Document 7: 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 8: David R. Segal: David R. Segal (born 1941) is a prominent sociologist, who specializes in civil-military relations, military sociology, and military organization, in the tradition of Morris Janowitz. He is a distinguished scholar-teacher and professor of sociology at the University of Maryland. He is the founding director of the Center for Research on Military Organization, and is a former president of the Inter-University Seminar on Armed Forces and Society, as well as a former editor of the journal Armed Forces & Society. He has also served as president of the District of Columbia Sociological Society and of the Section on Armed Forces and Conflict Resol ution of the International Sociological Association, and chair of the Section on Peace, War, and Social Conflict of the American Sociological Association. He attended public school in Brooklyn, NY and earned his B.A. from Harpur College, State University of New York at Binghamton. He earned a PhD in sociology at University of Chicago. He began his academic career in the Sociology Department at the University of Michigan in 1966, and served as Director of Graduate Studies, Associate Chair of the Department, and Director of the Center for Research on Social Organization. in 1973, he took a leave of absence from Michigan to direct the sociology program at the U.S. Army Research Institute for the Behavioral and Social Sciences.
Document 9: Charles Cooley: Charles Horton Cooley (August 17, 1864 – May 7, 1929) was an American sociologist and the son of Thomas M. Cooley. He studied and went on to teach economics and sociology at the University of Michigan, and he was a founding member and the eighth president of the American Sociological Association. He is perhaps best known for his concept of the looking glass self, which is the concept that a person's self grows out of society's interpersonal interactions and the perceptions of others. He would eventually attain the title of president of the American Sociological Society, where he enjoyed the successful publishing of his work. At the end of his life he became very ill, and succumbed to an unidentified form of cancer in 1929.
Document 10: Mark Granovetter: Mark Granovetter (born October 20, 1943) is an American sociologist and professor at Stanford University. Granovetter was recently recognized as a Citation Laureate by Thomson Reuters and added to that organization’s list of predicted Nobel Prize winners in economics for the year 2014. Data from the Web of Science show that Granovetter has written both the first and third most cited sociology articles. He is best known for his work in social network theory and in economic sociology, particularly his theory on the spread of information in social networks known as "The Strength of Weak Ties" (1973).
Document 11: Norbert Schwarz: Norbert Schwarz is Provost Professor in the Department of Psychology and the Marshall School of Business at the University of Southern California and a co-director of the USC Dornsife Mind and Society Center. He received a Ph.D. in sociology from the University of Mannheim, Germany (1980) and a "Habilitation" in psychology from the University of Heidelberg, Germany (1986). Schwarz taught at the University of Heidelberg from 1981 to 1992 and served as Scientific Director of ZUMA, now , an interdisciplinary social science research center(1987–1992). From 1993 to 2013, he worked at the University of Michigan, Ann Arbor, where he held appointments as the Charles Horton Cooley Collegiate Professor of Psychology in the Social Psychology program, Professor of Marketing at the Ross School of Business, Research Professor in the Program in Survey Methodology, and Research Professor at the Institute for Social Research. He was a Fellow at the Center for Advanced Study in the Behavioral Sciences (2000/01; 2009/10) and held visiting positions at universities in Europe (e.g., University of Wurzburg, Germany) and Asia (e.g., Hong Kong University of Science and Technology).
Document 12: Pierre Bourdieu: Pierre Felix Bourdieu (] ; 1 August 1930 – 23 January 2002) was a French sociologist, anthropologist, philosopher, and public intellectual.
Document 13: Edward Soja: Edward William Soja ( ; 1940–2015) was a self-described "urbanist," a noted postmodern political geographer and urban theorist on the planning faculty at UCLA, where he was Distinguished Professor of Urban Planning, and the London School of Economics. He had a Ph.D. from Syracuse University. His early research focused on planning in Kenya, but Soja came to be known as the world's leading spatial theorist with a distinguished career writing on spatial formations and social justice.
Document 14: Susanna Siegel: Susanna Siegel is the Edgar Pierce Professor of Philosophy at Harvard University, a chair held in the past by B.F. Skinner, Willard van Orman Quine, and Charles Parsons. Siegel’s primary research is in the philosophy of mind and epistemology. Her work in the philosophy of perception and perceptual epistemology is widely cited. In 2011 she was Walter Channing Cabot Fellow. She has held visiting appointments at Birmingham, where she is Distinguished Visiting Researcher from 2014-2017, and the University of Oslo, where she holds a part-time appointment as a visiting researcher. She has also given the Gareth Evans Memorial Lecture at Oxford, The Tamara Horowitz Memorial Lecture at Pittsburgh, and the Burman Lectures in Umea, Sweden.
Document 15: Edward Laumann: Edward Otto Laumann (born August 31, 1938) is an American sociologist. He is the George Herbert Mead Distinguished Service Professor in the Department of Sociology at the University of Chicago. Laumann earned his Ph.D. in the Harvard Department of Social Relations in 1964, where he studied under George Homans, Talcott Parsons, and Harrison White. He has written extensively on social stratification, urban sociology, organizational sociology, health and aging, and is widely recognized as a pioneer in the areas of social network analysis and the sociology of sexuality. In 2013, he was elected to the American Academy of Arts & Sciences.
ground_truth: Talcott Parsons