About Leon

“If you want something you’ve never had,
you must be willing to do something you’ve never done.”

Leon W. Cowen is arguably Australia’s most experienced clinical hypnotherapist and clinical hypnotherapy educator. With over 40 years as a therapist, 30 as an educator and although he holds a PhD from the School of Medicine – University of Western Sydney from research in clinical hypnotherapy education . leon_cowanWithin his busy private practice he assists his clients, accepts referrals from medical practitioners, and other health professionals and is an accredited WorkCover Provider .
Leon is acknowledged as a leader in the profession and has served on the executive of numerous professional associations, as the chair of the Hypnotherapy Council of Australia Educational Advisory Body and lectures at various universities, hospitals and conferences on specialist hypnotherapy techniques and applications.

    Dr Leon W. Cowen
AdvDipCH, PhD (Clinical Hypnotherapy)

After being responsible for the continuing professional education of two clinical hypnotherapy associations he responded to numerous requests to teach and founded the Academy of Applied Hypnosis in 1983. Leon designed and developed the Academy’s courses and achieved the first government recognised vocational accreditation for clinical hypnotherapy in Australia. He advises Professional Associations, consults for Government Agencies and Industry Boards regarding Australian Clinical Hypnotherapists’ professional training standards.

As the Executive Director of the Academy of Applied Hypnosis he brings his immense experience into the Academy’s training. Leon is a member of various professional associations such as:

  • Australian & New Zealand Assoc. for Health Professional Educators (ANZPHE);
  • Australian Counselling Association (ACA);
  • Australian Hypnotherapist Association (AHA);
  • Australian Integrative Medicine Association (AIMA);
  • Australian National Hypnotherapy Register (ANHR);
  • Australian Society of Clinical Hypnotherapists (ASCH);
  • Australian-Traditional Medicine Society (ATMS);
  • National Hypnotherapists Register of Australia (NHRA);
  • Professional Hypnotherapists of Australian (PHA); and
  • Psychotherapists & Counsellors Federation of Australia (PACFA).

Information and Consultations (02) 9415 6500 Email: leon@aah.edu.au

Dr Leon W. Cowen
AdvDipCH, PhD (Clinical Hypnotherapy)


As a leader in the profession of clinical hypnotherapy, Leon W. Cowen PhD, provides advanced training and supervision on these and many other specialist client issues as principal lecturer and Executive Director at the Academy of Applied Hypnosis