LaFortune graduated cum laude and with distinction in mechanical engineering and materials science. After graduation, she worked as a research associate at Bell Laboratories in Murray Hill, New Jersey. She then returned to Tulsa and enrolled at UTulsa College of Law, beginning her career as a municipal public defender.
She later earned her Ph.D. from UTulsa, working with Robert Nicholson, Ph.D., to research competency to stand trial and the MacArthur Assessment of Competence Tool for Criminal Adjudication. Her internship and postdoctoral work were completed at Eastern State Hospital, where she worked with clients deemed incompetent and those acquitted not guilty by reason of insanity.
LaFortune was a Carl Albert Fellow and worked at Rader, the maximum-security facility for delinquent youth. She served as mental health director at the David L. Moss Criminal Justice Center, chief of special services for forensic psychology at the Oklahoma Indigent Defense System for 13 years, and as a field representative for Congressman Bridenstine. She has also been a staff psychologist at the Tulsa County Family Center for Juvenile Justice and currently completes forensic evaluations for tribal nations in Oklahoma.
She has taught mental health law at New York Law School, one of the few programs of its kind in the United States. She also has taught in the forensic sciences program at Oklahoma State University and as an adjunct instructor in the UTulsa Psychology Department.
Her research has been published on topics including child custody evaluations, competency, the Americans with Disabilities Act and mental disability, and Miranda warnings in journals such as Journal of Psychiatry and Law, Behavioral Sciences and the Law, ABA Family Law Quarterly, and Law and Human Behavior.
LaFortune serves on the boards of Parkside, Tulsa Psychiatric Center, and Oklahoma Appleseed. She previously served on the Oklahoma Child Death Review Board, TMM, the Food Bank of Eastern Oklahoma, the Oklahoma Department of Corrections, and the American Psychological Association Committee on Legal Issues. She is a regular contributor to the Judicial Notebook column in APA Monitor and serves on the Courtwatch Committee.
She has received the Newsmakers Award from Tulsa Women in Communications, the Tulsa Press Club Headliners Award, the Holland Hall Distinguished Alumni Award, the Oklahoma Psychological Association Distinguished Professional Services Citation, and the Otto L. Walter Distinguished Writing Award for adjunct faculty from New York Law School. She also received the Fern L. Holland Award in 2010 from the TU Women’s Law Caucus, which recognizes a full-time law student who demonstrates a commitment to making a significant impact in areas such as democracy, human rights, women’s issues and leadership.
She is married to Judge Bill LaFortune. They have three children: Jackie, Olivia and Billy.