Since 1973, Milt Rosenberg has hosted WGN Radio's Extension 720, a two-hour program dealing with topics ranging from politics to financial investment to entertainment to religion to foreign policy to literature. Past guests of note include: Margaret Thatcher, Colin Powell, Charlton Heston, William Safire, Bill Murray, Betty Friedan, Zbignew Brzezinski, Jimmy Carter, Norman Mailer, Henry Kissinger, and many members of the U.S. Congress. For the past five years, Talkers magazine has included Rosenberg in its "Heavy Hundred" list of the top radio personalities in the country, citing him as the "nation's leading author interviewer." Outside of his radio show, Rosenberg is a professor of psychology at the University of Chicago, where he has served as the director of the doctoral program in social and organizational psychology. Prior to coming to Chicago, he taught at Yale University, Ohio State University, and Dartmouth College. A prolific author of numerous articles, both in professional journals and political magazines, he has also authored or co-authored a number of books, including: Attitude Organization and Change, Theories of Cognitive Consistency, Domestic Sources of Foreign Policy, Beyond Conflict and Containment: Critical Studies of Military and Foreign Policy, and Vietnam and the Silent Majority.