About William
William Wister has practised criminal law for 28 years, including serving as the former Chief Crown Prosecutor in two regions of Canada, Alberta and New Brunswick. He previously taught a criminal law curriculum at Lethbridge College. He now focuses his practice on criminal defence at Shim Law.
Practice areas
Education & credentials
- Law school
- University of New Brunswick
- Undergraduate
- University of New Brunswick, Bachelor of Arts
- Other degrees
- Master of Laws (LL.M.), York University - Osgoode Hall Law School
Master of Social Work, Wilfrid Laurier University
French Language Certificate, Universite de Moncton
Listing compiled from public sources in July 2026. Confirm William Wister’s licence and standing in the Law Society of Alberta directory ↗