IGA Board of Trustees

Board of Trustees Members



Dr Anne Aiyegbusi is a group analyst, forensic psychotherapist and mental health nurse.  Her nursing career in the NHS saw her gaining experience in the range of roles ‘from ward to board.’   After taking early retirement she returned to the NHS on a part time basis. She is also a director, 
psychotherapist and consultant nurse for Psychological Approaches, a community interest company  providing training and consultancy to public sector agencies working with complex needs and offending. 

Anne has published and presented widely in areas relating to complex trauma and attachment issues,  especially as related to forensic services, ‘personality disorder’ women’s mental health and racism.


Dr Garry Brownbridge is a Training Group Analyst and Clinical Psychologist. His career was  founded in Universities Health Care Research followed by 30 years Clinical Practice as both Clinical Psychologist and Group Analyst in NHS and Independent Sector Mental Health Care 

Settings. He has also been  Senior Clinical Tutor at University of Leeds Doctor of Clinical Psychology  Programme. While usually based in the North of England he holds National Positions with the IGA and with HMPPS/NHS. Currently he is an Independent Practitioner with roles including Training Group Analyst with IGA Manchester Courses; Group Analyst/ Supervisor with HMPPS/NHS OPD Pathway; and, Staff Group Supervisor  with UK  Refugee Council.  He has published numerous research and 
clinical articles in the areas of human factors in health care computing; child and adolescent health   psychology; and, group analytic theory and practice.

Vice Chair of the Board of Trustees 

Dennis Czech is a Group Analyst in the NHS in Hertfordshire, and in private practice.  He has a background in education and family work, with a special interest in early years and how infants develop their ability to form groups.



Chair of the Board of Trustees

Angela Douglas is a Group Analyst, Clinical Psychologist and Psychotherapist who is recently retired from clinical practice and NHS full time employment as Head of a Specialist Psychotherapy Service. She has worked in the field of mental health from the early 70’s through to 2016 in various organisational contexts, including NHS, Women’s counselling and Therapy Service and Independent/Private Psychotherapy Practices. She has contributed to and Chaired various professional and organisational committees locally and nationally, including within the British Psychological Society, United Kingdom Council for Psychotherapy, NHS and Institute for Group Analysis.


Honorary Secretary

Dr Rachel Gibbons is currently the Director of Therapy for the Priory Group.  She is a practicing psychoanalyst and qualified as a group analyst in 2018.  She has recently left the NHS after working as a Consultant Psychiatrist in various psychiatric settings that include, inpatient and psychiatric intensive care wards, outpatient psychiatric and psychotherapy services, hospital liaison teams and forensic and prison services. 
She has organisational consultancy training and has been a regular member of group relations conferences over the past 16 years. 

She worked and trained at the Tavistock and Portman Clinic.  She writes and talks about the nature of mental illness, suicide and self-destructive mental.


Sharon Hannah Group Analyst / Supervisor M.Ins.GA. UKCP reg recently retired from the NHS after 36 years working as a Group Analyst/Nurse Psychotherapist. Is in the process of setting up her own private practice. Previously worked in analytic groups and individually with people who had complex needs, often who had a personality disorder. This was challenging but rewarding work. Was also involved in offering consultation to community teams who also worked with this patient group. Offering supervision and reflective practice to staff was part of the day to day work both on a group and individual basis.

Previously was the Courses Director for the Institute of Group Analysis (IGA) from 2006-2015. Is now the Chair for a development group working to re-establish the Group Analytic training in Scotland. This group is also involved in setting up CPD opportunities for people interested in Group Analysis and psychotherapy. 




Vincent Leahy is an organisation development specialist, coach and facilitator in schools and business. After many years working in education, people development and business the Middle East and North Africa, returned to the UK to work in Education and HR Management and Development consultancy. With an MSc in Human Resource Development and MA in Linguistics; a Fellow of the Chartered Institute of Personnel and Development; a member of the Association of Coaching; registered psychometric tester with the British Psychological Society and most recently the IGA Diploma in Reflective Practice in Organisations; Associate Lecturer at the Open University Business School and the Faculty of Education, Health and Social Care at Winchester University. 


Dr Abdullah Mia
 is a Principal Clinical Psychologist and Clinical Lead for a partnership service between the NHS and Her Majesty’s Prison and Probation Service (HMPPS) working with complex trauma and persistent offending in young male adults. He also works in private practice as a therapist, trainer and facilitator within teams and organisations focussing on equality, diversity and inclusion. He has written about the individual and group experiences of difference and the impact this has on the mental health of people within their communities. Abdullah has an interest in men’s mental health and the impact of social discourses on communities.



Dr Christopher Scanlon (DPhil) is an Independent Psychosocial Researcher/Consultant and Consultant Psychotherapist in Adult and Forensic Mental Health. His clinical and academic expertise is in working with complex psycho-social processes of traumatisation and inclusion/exclusion. He has published widely and has acted as expert advisor to a range of agencies including the NHS England, Department of Health, Ministry of Justice, Department for Communities and Local Government (DCLG), National Offender Management Services and a wide range of NGOs working in the field.

He is a Training Group Analyst at the Institute of Group Analysis (London), a professional member of the Irish Group Analytic Society (IGAS), a member of the Irish Group Relations Organisation (IGRO); a Senior Professional Associate at the Tavistock Institute for Human Relations (TIHR), an associate of the Tavistock Consultancy Service (TCS), a member of the Organisation for Promotion of the Understanding of Society (OPUS), a Founder member of the Association for Psychosocial Studies (APS) and Principal Fellow of the Higher Education Academy (PFHEA)  



Andy Thomas has worked in variety of settings in the NHS since the late 1970’s. Since qualifying as a group analyst in 2003 he has branched out into academic work at the University of Essex, private practice with groups and individuals, staffing on group relations conferences and facilitating staff support groups in prison settings. He has also taken on a number of roles at London IGA and is currently working in NHS pain management groups. He is married with two adult sons and plays in music groups in his spare time.

  Honorary Treasurer

Ruth Wyner started her career as a journalist. She went on to work in  the homelessness sector for a number of years, initially on the front line and later as an Executive Director of charitable agencies, setting up and running residential projects and housing support in various locations in East Anglia. She qualified as a group analyst in 2005 and has worked at Cambridge Group Therapy Centre since then, including eight years as their Clinical Lead. She was actively involved in Cambridge Group Work’s IGA-accredited courses and one-off workshops as well as their work with staff teams, including with prison officers. She has co-run median groups in London prisons. Ruth has had a private practice since qualification offering individual and group therapy, reflective groups and supervisions.

























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