Miller’s work focuses on issues related to teaching and the role of teachers as leaders in democratizing education. She also teaches, writes, and makes presentations about the ways that schools, colleges, and public policies disadvantage first generation-to-college and low income students. She is currently leading an effort to design and implement a PhD in Public Policy and Educational Leadership at the University of Southern Maine in collaboration with the Muskie School of Public Service. She has also campaigned for marriage equality and women’s reproductive rights. She is a member of J Street and is currently involved in efforts to form a Portland chapter.