Quotas for Women in Politics: Gender and Candidate Selection Reform WorldwideIn recent years, political parties and national legislatures in more than one hundred countries have adopted quotas for the selection of female candidates to political office. Despite the rapid international diffusion of these measures, most research has focused on single countries or, at most, the presence of quotas within one world region. Consequently, explanations for the adoption and impact of gender quotas derived from one study often contradict