Academic Background: Ph.D. in Education, University of Virginia, 1992; M.A. in Special Education, University of Virginia, 1989; B.A. in Special Education, Universidad de Costa Rica, 1985.
Research Interests: Focuses on educational equity, disability studies, and the intersection of culture and learning. His work examines how societal and institutional contexts shape opportunities for marginalized students, particularly those with disabilities.
Appointments: Professor of Education at Stanford Graduate School of Education; Director of the Stanford Center for Opportunity Policy in Education; Previously held positions at Arizona State University.
Awards: Palmer O. Johnson Memorial Award, American Educational Research Association; Distinguished Scholar Award, American Educational Research Association Special Education SIG.
Publications: Co-editor of Inclusive Education: Examining Equity on Five Continents (Harvard Education Press, 2011); Numerous articles in journals such as Educational Researcher and Review of Research in Education.
Editorial Contributions: Editorial board member for American Educational Research Journal and Exceptional Children.