Professor Sheehy was appointed to the Faculty of Law in 1984. She held the professorship of the Shirley E. Greenberg Chair for Women and the Legal Profession (2002-2005) for its first term. She also developed a course on women and the legal profession, the first of its kind in a Canadian law school.
Sheehy has been involved in many legal and activist endeavours and continues to act as a consultant for women’s groups and national organizations.