Meet our team

at the University of Calgary Psychology Clinic


Joshua Madsen headshot

Joshua W. Madsen, Ph.D., R.Psych

Clinic Director

Joshua is a Registered Psychologist with expertise and research interest in evidence-based adult interventions, couple therapy, and clinical supervision. He received his Ph.D. in clinical psychology from the University of Colorado at Boulder and completed a predoctoral internship and postdoctoral residency at the San Diego VA and the University of California, San Diego. He served as Director of the San Diego VA Family Mental Health Program for 5 years before moving to Canada. He has previously held roles at the Operational Stress Injury Clinic and Calgary Family Therapy Centre. He was also Discipline Leader for Psychology at the Alberta Children’s Hospital before assuming the role of Director of the University of Calgary Psychology Clinic in 2017.

Bree Schleppe

Bree Schleppe

Clinic Coordinator

Bree is an administrative professional with experience in healthcare and academic research. She received her BA in Linguistics from the University of Calgary. Bree is responsible for performing an array of administrative duties and serves as the central point of contact for the University of Calgary Psychology Clinic.

Clinic Supervisors

David Williamson

David Williamson, Ph.D., R.Psych

David is a registered psychologist specializing in the assessment and treatment of children, adolescents, and families. He received his MA and PhD in clinical psychology from the University of British Columbia. David has trained and worked in a variety of settings supporting children and their families including BC Children’s Hospital, Alberta Children’s Hospital, and a variety of out-of-home live-in treatment settings in Canada and the United States. He is currently the clinical coordinator of an out-of-home live-in treatment program in Calgary. David supervises students in the evidence-based assessment and treatment of children and families struggling with trauma, attachment and relational problems, mood and anxiety, and problematic behaviours (e.g., externalizing behaviour, defiance, obsessive-compulsive behaviours).

Kyleigh Schraeder

Kyleigh Schraeder, Ph.D., R.Psych

Kyleigh is a registered psychologist with experience assessing and treating children, adolescents, and emerging adults. She received her MSc and PhD in Clinical Psychology from Western University in London, Ontario. She has trained and worked in several outpatient mental health and medical clinics, community mental health agencies, and two major pediatric tertiary care hospitals including the Children’s Hospital of Western Ontario and the Alberta Children’s Hospital. Kyleigh supervises Clinical Psychology graduate students providing evidence-based treatment for a range of issues including anxiety and OCD, chronic health issues, complex grief and loss, trauma, and relationship difficulties. Kyleigh also works for the Canadian Institutes of Health Research (CIHR) where she contributes to the strategic planning, development, and evaluation of research funding opportunities in Canada in the areas of health services research and implementation science, with a particular emphasis on mental health and addiction.