Conison was in private practice with Sonnenschein Nath & Rosenthal in Chicago from 1981 until 1990. He left the firm in 1991 to join the Oklahoma City University School of Law where he served as Assistant Professor, Associate Professor, Professor, Associate Dean and Interim Dean. In 1998 he became Dean of the Valparaiso University School of Law where he was also a Professor of Law. His area of specialization a research interests include: Employee Benefit Plans, Law and Philosophy, and Legal Education.
