About the Author
Elihu Katz is professor of sociology and communication at the Hebrew University of Jerusalem and professor at the Annenberg School of Communications at the University of Southern California.
Paul F. Lazarsfeld (1901-1976), one of the major figures in twentieth-century sociology, was the founder of Columbia University's Bureau for Applied Social Research. He is the coauthor of Marienthal, available from Transaction.
Elmo Roper (died 1971) founded the Roper Center for Public Opinion Research, located at the University of Connecticut, just after World War II.