Karin Ensink, PhD, is a professor of child and adolescent psychology at the Université Laval in Québec, Canada, where she teaches mentalization-based treatment (MBT) and psychodynamic psychotherapy with children, adolescents, and parents. She completed her PhD under the direction of Mary Target and Peter Fonagy. Her research and clinical work continue to focus on the development and assessment of mentalization in children, adolescents, and parents. She has a particular interest in understanding failures of mentalization in the context of parent-child interactions and how this relates to psychopathology and personality, as well as treatment.