مؤلف: Robert E. DiClerico

Robert E. Di Clerico is professor of political science at West Virginia University and author of The American President, Few Are Choosen: Problems in the Presidential Selection, and Analyzing the Presidency. James W. Davis is professor of political science emeritus at Western Washington University and author of Presidential Primaries: Road to the White House, National Conventions in an Age of Party Reform, and U.S. Presidential Primaries and the Caucus-Convention System. Marc Landy is professor of political science at Boston College.