Keywords: advocacy , nonprofit , theoryNONPROFIT ADVOCACY ORGANIZATIONS-and the leaders who lead them-have become central players in American political and policy processes by helping to connect citizens with their elected officials and other decision makers. These groups also help to frame issues, educate voters and other interested parties on the issues before them, and mobilize members of the public to take action (Berry 1993 ;Berry and Arons 2005 ;Child and Grønbjerg 2007 ;Jenkins 2006 ;Verba, Schlozman, and Brady 1995 ). However, the inner workings of these organizations, or how leaders make decisions in these organizations, are not well understood. Previous studies on nonprofit management and decision making focused mostly on the organization ' s board of directors rather than the executive or president. Additionally, nonprofit advocacy organizations are rarely evaluated independently as a discreet subsector in the wider nonprofit community. This article addresses these gaps in the literature by developing a new theoretical framework that may be used to better understand how and why organizations-or more specifically, their leaders and executives-make decisions on organizational activities, structure, and strategy in an environment with multiple stakeholders.Through the insights offered by agency theory (Eisenhardt 1989 ;Jensen and Meckling 1976 ), I use an extension of agency theory called common agency (Bernheim and Whinston