Dr Tamsen St Clare

Dr Tamsen St ClareDr Tamsen St Clare is a clinical psychologist who is experienced in treating a range of issues including anxiety, obsessive compulsive disorder, eating disorders, depressive disorders, stuttering, sexual problems and postnatal / parenting issues. She trained at the University of Sydney, where she completed a BA with honours in psychology, a Masters of Clinical Psychology (with merit) and a PhD. Her masters thesis investigated cognitive processing of food and weight-related information in patients with bulimia nervosa and binge eating disorder. Her doctoral thesis explored sexual functioning in patients with obsessive compulsive disorder.

Tamsen has worked as a Clinical Psychologist / Senior Clinical Psychologist across a range of different settings including: inpatient psychiatry; outpatient community mental health; outpatient eating disorders clinics; student counselling centres, and; outpatient anxiety disorders clinics. Tamsen is the former Head of the Anxiety Treatment and Research Unit at WestmeadHospital, where she combined clinical work with research and student training. During her seven years at this unit she treated patients in both individual and group contexts, trained intern clinical psychologists and psychiatry registrars in the provision of cognitive behaviour therapy to patients with anxiety disorders, and undertook various research projects.

Tamsen is also the former Clinical Director of the University of Sydney Anxiety Disorders Clinic. During her time at the clinic she undertook research into obsessive-compulsive disorder. She also worked with the Australian Stuttering Research Centre and La Trobe University to develop and evaluate treatment programs for speech-related anxiety in adults who stutter.

Tamsen has a strong interest in research and has published several articles in peer-reviewed journals. She is the co-author of two treatment manuals for obsessive compulsive disorder, and trains clinicians in the use of Danger Ideation Reduction Therapy (DIRT) for OCD.

In addition to clinical and research work, Tamsen has held a range of voluntary positions. She was an executive member of the Australian Association for Cognitive Behaviour Therapy (AACBT) NSW from 2000-2006. She was Treasurer for the 2001 AACBT National Conference Organising Committee, and Co-chair, Scientific Committee for the 2006 AACBT National Conference Organising Committee. She has been a member of the Anxiety Disorders Advisory Committee for the NSW Mental Health Association since 2006. Tamsen is a member of the ClinicalCollege of the Australian Psychological Society, and a member of the AACBT. She is endorsed as a Clinical Psychologist and Supervising Clinical Psychologist by the Psychology Board of Australia.

Tamsen has been in private practice since 2003. She now works exclusively in private practice and divides her time between work and her two young children. Since having children herself she has developed an interest in the psychology of parenting and postnatal conditions, especially anxiety disorders and obsessive compulsive disorders in the postpartum period.


  • Einstein, D.A., Menzies, R.G., St Clare, T., Drobny, J. & Dogg Helgadottir, F. (2011). The treatment of magical ideation in two individuals with obsessive compulsive disorder. The Cognitive Behaviour Therapist, 4, 16-29
  • O’Brian, S., Onslow, M., Menzies, R.G., St Clare, T. (in press). Treatment of Stuttering for an Adult. In Chabon, S. & Cohn, E. (Eds.) The Communication Disorders Casebook: Learning by Example. Boston: Allyn & Bacon
  • Menzies, R.G., O’Brian, S., Onslow, M., Packman, A., St Clare, T. & Block, S. (2008). An Experimental Clinical Trial of a Cognitive-Behavior Therapy Package for Chronic Stuttering. Journal of Speech Language Hearing Research, 51, 1451-1464.
  • St Clare, T., Menzies, R.G. & Jones, M.K. (2008). Danger Ideation Reduction Therapy (DIRT) For Obsessive-Compulsive Washers:A Comprehensive Guide to Treatment. Australian Academic Press Ltd: Australia.
  • St Clare, T. (2004). Danger Ideation Reduction Therapy (DIRT) for Atypical Obsessive–Compulsive Disorder: A Case Study. Behaviour Change, 21, 186-196
  • St Clare, T., Menzies, R.G., Onslow, M., Packman, A., Thompson, R. & Block, S. (2009). Unhelpful thoughts and beliefs linked to social anxiety in stuttering: development of a measure. International Journal of Language and Communication Disorders, 44, 338-351.
  • Swinbourne, J., Hunt, C., Abbott, M., Russell, J., St Clare, T. & Touyz, S. (2012). The comorbidity between eating disorders and anxiety disorders: Prevalence in an eating disorder sample and anxiety disorder sample. Aust N Z J Psychiatry February 2012, (46). 118-131.
  • St Clare, T. (2003). Assessment Procedures. In R.G. Menzies & P. de Silva (Eds.) Obsessive-Compulsive Disorder: Theory, Research and Treatment. London: John Wiley & Sons.
  • Vaccaro, L., Jones, M.K., Menzies, R.G. & St Clare, T. (2010). Danger Ideation Reduction Therapy (DIRT) For Obsessive-Compulsive Checkers: A Comprehensive Guide to Treatment. Australian Academic Press Ltd: Australia.