Issues of sexual orientation are relevant to multiple levels of the school community, including students, school professionals, and schools as institutions. School counselors, with their developmental training, systems perspective, and commitment to diversity, are uniquely positioned to be leaders in efforts not only to provide support for students engaged in the process of recognizing and accepting their own sexual identities, but also to promote more sophisticated dialogue about issues of sexual orientation in schools. This article presents a three-tiered action plan that will provide school counselors with tools necessary to address the issue of sexual orientation in their schools.