Glenn Kristoffersson is a licensed psychologist and works with therapy and supervision at the ISTDP clinic in Stockholm. He teaches at Stockholm University and at the ISTDP Institute’s three-year core training in Stockholm and Budapest and is a teacher and supervisor trained by Jon Frederickson. He is also involved as a therapist in a research project at Stockholm University, where ISTDP is being tested for treatment-resistant patients with medically unexplained symptoms.
During the years 2020-2024, Glenn studied with Allan Abbass and John Rathauser, respectively, through monthly supervision and participation in advanced courses.