Professor A.J. Bellia teaches and researches in the areas of constitutional law, federal courts, federalism, legal history, procedure, and contracts. Bellia's published works in these fields include numerous law review articles and the first American casebook on Federalism. Bellia joined the Notre Dame Law School faculty in 2000 and also has served as a visiting professor of law at the University of Virginia School of Law (2007). He is the founding director of the Notre Dame Program on Constitutional Structure and a member of the American Law Institute (ALI). He is a PI with the Kellogg Institute Policy and Practice Lab on Constitutional and Rule of Law (CAROL).