Menu Close
Professor of Psychiatry, UNSW & Black Dog Institute, UNSW Sydney

Qualifications: MB.BS. (Hons), FRANZCP, MD.

Current Positions:
Professor, Psychiatry, University of NSW & Black Dog Institute
Director of Neurostimulation and Ketamine Clinics, Ramsay Clinic Northside, Sydney.

Colleen Loo is a psychiatrist and clinical academic researcher of the University of New South Wales, based at the Black Dog Institute. She is an active clinician and researcher, and has had a role in developing and improving treatments for severe depression : electroconvulsive therapy (ECT) and novel treatments for mood disorders, including Transcranial Magnetic Stimulation (TMS), transcranial Direct Current Stimulation (tDCS) and ketamine. She established the first randomised controlled trials of TMS, tDCS and ketamine in psychiatry in Australia. Her research program now also includes studies of psychedelic-assisted therapy. She has been active in establishing clinical practice guidelines and policy to facilitate the translation of new treatments into clinical practice. Her team of researchers also studies the use of brain stimulation to enhance cognitive functioning (in mood disorders and healthy ageing), and to treat disorders.


  • –present
    Professor of Psychiatry, University of New South Wales and St George Hospital
  • –present
    Research Psychiatrist, Black Dog Institute
  • –present
    Director of ECT, Wesley Hospital