Vallario joined the faculty in 2000, following two years as a visiting assistant professor at Howard University School of Law where she taught courses in trusts and estates, federal estate and gift tax, property and contracts. Professor Vallario also taught in the first-year Lawyering Skills Program at the Catholic University of America's Columbus School of Law. Prior to teaching, Professor Vallario practiced as a sole proprietor and as an associate with Fedder & Garten, P.A. in Baltimore, Maryland, where she specialized in trusts and estates, estate planning and taxation. Professor Vallario also served as an attorney-adviser to the United States Tax Court.

 

Vallario is a certified public accountant and member of the Maryland Bar. She is an elected member of the Maryland State Bar Association Section Council on Trusts and Estates and appointed member of the EMIS Task Force. She is a member of the faculty of the Maryland Institute of Continuing Professional Education of Lawyers (MICPEL) and the Maryland Reporter to the American Bar Association on Significant Developments in Probate Trust and Law. Professor Vallario has published articles on trusts and estates issues in the Notre Dame Journal of Legislation and in the University of Maryland Law Review. She is a co-author of the supplement to Decedents' Estates in Maryland, a practitioner treatise on Maryland estate law.