Ellis is a fourth-year doctoral student at the Harvard Graduate School of Education. His primary research interests are democratic theory, educational justice. In particular, his research focuses on educational justice, democratic theory, and the normative dimensions of school governance. Ellis serves on the Editorial Board for the Harvard Educational Review and was a member of the 2018-2019 Spencer Foundation Philosophy of Education Institute. Before coming to Harvard, Ellis was the Associate Director for Next Generation Scholars, a college-access program in Northern California.