Collective action can lead to fundamental change in societies, giving a voice to marginalized citizens and creating opportunities for greater political and economic equity. But for it to work, numbers matter. So Gabriel Nahmias is asking, “How do we get more people to engage in politics, and then how do we get those who are engaged to recruit others?” For the fifth-year doctoral student in political science, this is not just a matter of academic focus, but of keen personal interest as well. As a longtime volunteer with underserved communities…