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Meet our Executive Board

Our executive committee is responsible for the operational management of ANZACBT.  The executive is made up of a range of mental health professionals who are interested in the promotion and effective practice of CBT, and are elected by ANZACBT members. 


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Ron Chambers - President

I am a Clinical Psychologist and trained at Canterbury University.  CBT remains a core focus in my clinical work. I have over 20 years of experience as a clinical psychologist and have worked in both mental health and forensic settings. I currently specialise in the treatment of severe anxiety disorders at the Anxiety Disorders Service, Canterbury District Health Board. I am also the Clinical Leader for Psychology in the Specialist Mental Health Service at Canterbury District Health Board.



Janna Gresham - Secretary and Executive Board Member

I am a registered Occupational Therapist and obtained my Post Graduate Diploma in Cognitive Behaviour through Otago University. I work full time in private practice in Christchurch. I have previously worked in the UK and New Zealand in a variety of mental health inpatient and community settings. Before starting my private practice I worked for 12 years in Christchurch GP surgeries offering CBT and short term psychological therapy for people struggling with stress, anxiety and depression. 




Faye Hanna- Treasurer (Special Interest in Accreditation)

Faye originally trained as a Psychiatric Nurse in the hospital system and then trained as NZ Reg General Nurse gaining experience in both fields. Although she had trained very much in a medical model she was always more drawn to the psychotherapeutic models of care and enjoyed completing the 3 year Theory of Psychotherapy program at Ashburn Hall. She then moved into the Primary Sector where she provided Brief Intervention in and around the Southland area for the past 12 years moving into  a CBT therapy approach and practice. She moved to the Wellington area to work in her current role as a Nurse Therapist at Te Awakairangi Health earlier this year. She has a strong interest in prevention of child abuse and mortality in NZ.



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 Ngarongo Ormsby- Cultural Advisor - Te Pou Taukoto and Executive Board Member

Ngarongo has a 20 year background in Kaupapa Māori Māuiui Hinengaro (mental health) with a special interest in CBT-Māori-Stylz. He is a graduate Bursar from the Te Rau Puawai Programme Massey University where he completed his Post Graduate Diploma in CBT 2003. He adapted CBT processes by de-constructing the clinical and re-constructing it in a way for Māori clients to understand better. Now clinical call it, mindfulness, narrative, strength based, talking therapy, where as Māori had always had a conceptualisation of Pūrākau, Pakiwaitara, Kōrerorero incorporating over a 1000 yrs of observations of the universe from a micro, macro and meso level. Ngarongo specialises in Conflict Disputes Resolution, civil and domestic and is the Pou Aho Mātua Kaiwhakahaere (Chairperson) of the Māori Allied Dispute Resolution Organisation (MĀADRO) and a Board member of the Arbitrator Mediator Institute of NZ (AMINZ).


 Simone Kinley- Executive Board Member (Special Interest in Certification)

Simone Kinley is a registered mental health nurse currently working for the Canterbury District Health Board at the Mothers & Babies Service specialising in the treatment of woman in the perinatal period with mental illness. Prior to this she worked for 18 years at the Anxiety disorders Service treating anxiety and depression. Recently Simone cemented her work experience by completing a Postgraduate Diploma at Otago University endorsed in Cognitive Behavioural Therapy. Simone is involved in the teaching of Talking Therapies, Basic Principles of CBT- for mental health nurses and allied health staff. She has been a member of AnzaCBT for some years and part of the Christchurch AnzaCBT conference organising committee.



Fiona Mathieson- Executive Board Member (Special Interest in Certification)

Fiona is a clinical psychologist, with 25 years’ experience working with adults across a wide range of problems particularly anxiety and depression. She has been in private practice in Wellington for the past 10 years. Fiona is also a senior lecturer with the University of Otago, Wellington, where she has taught post graduate cognitive behaviour therapy for the past 17 years. She has had articles on cognitive behaviour therapy published in local and international academic journals. She regularly attends local and international conferences and workshops on cognitive therapy. She is involved in research into competence development in CBT,  brief interventions in primary care and metaphorical language in CBT. Fiona is a fellow of the New Zealand College of Clinical Psychologists and currently serves on the New Zealand Health Practitioners Disciplinary Tribunal. 


Carolyn Lawton-Childs- Executive Board Member (Special Interest in Event Leadership)

I am a counsellor (NZCCA member) with a psychology background having studied at Canterbury in the 1980s.  I completed the PGDip CBT through Massey University in 2016.  I am based in Christchurch and was working in youth mental health.  My current role is as a counsellor in palliative care and bereavement. CBT has become my core therapeutic approach.


Catherine Shields- Executive Board Member

Catherine is an Occupational Therapist who has been practicing mainly in NZ for over twenty years. She has worked primarily in District Health Board settings in a broad range of both physical and mental health environments. Her interest is in working with adults with mental health difficulties, enabling participation in valued occupations and facilitating learning through the recovery process. She completed her Post Graduate Diploma in CBT at Massey University in 2008 and went on to integrate this into her clinical practice. Catherine lives in Auckland and is interested in mindfulness, the arts, coffee, friends and family.

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Erika Duggan- Executive Board Member 

Erika Duggan is a registered mental health nurse of 24yrs experience. Over the years I have worked within both inpatient and community mental health settings. In the last 11yrs I have worked at Pegasus within the field of Brief Intervention. I continue with this employment and part time within private practice.

I completed my postgraduate certificate in CBT around 19yrs ago and I continue to draw on this modality. I particularly enjoy working with a range of anxiety and mood-based issues. 

Roma Watterson

 Roma Watterson- Administration Assistant

Roma is a psychology PhD student at the University of Canterbury, with a BSc in Psychology and Criminology. Her thesis is focusing on the experiences of women with an eating disorder, including their views on etiology, and different treatments and treatment pathways. She has also spent time volunteering to support women who have experienced domestic and sexual violence or abuse.