Professor Santoro is a philosopher of education who conducts empirical research to study and theorize about the moral and ethical sources of teacher dissatisfaction and resistance. She is a teacher educator for pre-service and experienced practitioners, and examines how norms and values are communicated in professional communities. She is the author of Demoralized: Why Teachers Leave the Profession They Love and How They Can Stay and co-editor of Principled Resistance: How Teachers Resolve Ethical Dilemmas (both Teachers College Press, 2018).