Justice Jill R. Presser

Ontario Superior Court of Justice

Jill R. Presser is a judge of the Ontario Superior Court of Justice in Toronto.  Before her appointment in July 2021, she practiced appellate criminal defence for almost 25 years. Justice Presser has published and spoken extensively at legal and judicial education programs on criminal law, evidence, mental health law, artificial intelligence and the law, privacy and surveillance, and women in the law. She is co-editor and contributing author to Litigating Artificial Intelligence (Emond, 2021), co-author of A Guide to Mental Disorder Law in Canadian Criminal Justice (LexisNexis, 2020); and co-editor of Canadian Anthology of Mental Health Law (LexisNexis, 2024). She co-authored a law reform report, AI Case Study: Probabilistic Genotyping DNA Tools in Canadian Criminal Courts (Law Commission of Ontario, 2021). Justice Presser has also written numerous articles and book chapters, including “The Justice System Needs to Pay Attention to Generative AI Now” (Ontario Superior Court Judges’ Association Newsletter, May 2024) and “Mom’s Rea: Motherhood, Criminal Defence, and Guilt” in Women in Criminal Justice (Durville Publications, 2018).