JOHN ALDRICH is professor and chair of the Department of Political Science at Duke University. His teaching and research interests focus on American politics, formal theory, and methodology. His most recent book, with Paul Abramson and David Rohde, entitled Change and Continuity in the 1988 Elections, was published by Congressional Quarterly Press.
PAUL ALLEN BECK is chairman of the Department of Political Science at Ohio State University. His research on American political parties, voting behavior, political socialization, and electoral change has been published in leading political science journals; he is coauthor of Party Politics in America ( 1992) and coeditor of Electoral Change in Advanced Industrial Democracies ( 1984), among other books.
DAVID W. BRADY is the Bowen H. and Janice Arthur McCoy Professor of Political Science, Business, and the Environment in the Graduate School of Business as well as professor in the Political Science Department at Stanford University. His most recent book, Critical Elections and Congressional Policy Making ( 1988) won the 1989 Richard F. Fenno Prize as the best book published in the area of legislative studies.
WALTER DEAN BURNHAM holds the Frank C. Erwin, Jr., Centennial Chair in Government at the University of Texas, Austin. He has made numerous contributions in the field of American electoral politics and political history, including Critical Elections and the Mainsprings of American Politics ( 1982), along with dozens of journal articles. He is probably best known for his work on critical realignment as a defining change process in American politics.
MURRAY EDELMAN is WARF Senior Distinguished Research Professor of Political Science Emeritus, University of Wisconsin, Madison. His books include The Symbolic Uses of Politics ( 1964) and Constructing the Political Spectacle ( 1988).
EDWARD S. GREENBERG is professor of political science and director of the research program on political and economic change in the Institute of Behavioral Science at the University of Colorado, Boulder. He is the author of The Struggle for Democracy ( 1993), Workplace Democracy ( 1986), and The American Political System ( 1985) and is editor of several anthologies, including Changes in the State ( 1991). He