Roberta Mann teaches and writes about tax law, with a particular emphasis on how the tax system affects the environment. Professor Mann served as the only tax lawyer on the National Academies of Science committee studying the greenhouse gas impact of the Internal Revenue Code. She is active with the ABA Tax Section, the National Tax Association, and the Portland Tax Forum, and regularly speaks at the annual Global Conference on Environmental Taxation. Before beginning her teaching career, Professor Mann served on the staff of the Joint Committee on Taxation and worked for the Office of Chief Counsel of the Internal Revenue Service in Washington, D.C. Mann earned her LLM in Taxation with distinction from Georgetown University Law Center and her J.D. cum laude from the Arizona State University College of Law. Mann also holds an M.B.A. from Arizona State University.