The belief that U.S. presidents' legislative policy formation has centralized over time, shifting inexorably out of the executive departments and into the White House, is shared by many who have studied the American presidency. Andrew Rudalevige argues that such a linear trend is neither at all certain nor necessary for policy promotion. In Managing the President's Program, he presents a far more complex and interesting picture of the use of presidential staff. Drawing on transaction cost theory, Rudalevige constructs a framework of "contingent centralization" to predict when...