When Process Becomes Power: Rules, Parties, and Legislative Effectiveness While majority party success is often shaped by numerical advantages and cohesion, there is academic discussion on the additional causal factors behind it. In this Center for Effective Lawmaking (CEL) working paper, Nicholas Howard, Assistant Professor at Concordia College, and Tessa Provins, Assistant Professor at the University of Arizona and CEL Faculty Affiliate, examine how chamber rules structure the legislative environment for both parties at each stage of the legislative process. This study argues that chamber rules do more than simply…