Our staff and accreditations


All our clinical staff are experienced Consultant Psychologists, Consultant Psychotherapists and Specialist Counsellors/Therapeutic Support Workers and have extensive experience of working with complex trauma and dissociation. Many have completed advanced training in these areas and most are members of the International Society for the Study of Trauma & Dissociation (ISSTD) and its European counterpart, the ESTD. We have eight current SCID-D trained national assessors for the specialist assessment and diagnosis of the dissociative disorders.

All staff are fully DBS checked (enhanced) for work with vulnerable people.


Our clinical staff are fully trained and accredited mental health professionals, whose memberships include the following accrediting bodies:

  • British Psychoanalytic Council (BPC)
  • United Kingdom Council for Psychotherapy (UKCP)
  • British Association for Counselling & Psychotherapy (BACP)
  • Health and Care Professions Council (HCPC)
  • The Association of Child Psychotherapists (ACP)

Clinical psychotherapeutic and management staff are also full members of a variety of professional organisations including:

  • British Psychological Society
  • Institute of Psychoanalysis,
  • Tavistock Society of Psychotherapists
  • Royal College of Psychiatrists
  • British Association for Music Therapy

The Clinical Team

The core clinical staff at the Clinic for Dissociative Studies have all had a psychoanalytically or psychodynamically orientated training. The Clinic additionally engages around 30 Consultant Psychotherapists and therapeutic support staff who work from the Clinic’s London base and across a variety of locations all over the UK, seeing Clinic patients under the management oversight of the core team.

Our specialist Consultant Clinic Psychotherapists come from various UK psychotherapy trainings across the country, according to the clinical needs of each patient. Different theoretical models include psychoanalytic / psychodynamic, person-centred, art, music and play psychotherapy and sensori-motor therapy.

Mark Linington

UKCP reg
Consultant Psychotherapist

Mark Linington is an attachment-based psychoanalytic psychotherapist working with children and adults (UKCP reg.). He trained as a psychotherapist at The Bowlby Centre where he also remains in a senior role.

He worked for 12 years in the NHS as a psychotherapist with children and adults with intellectual disabilities and mental health problems, who have experienced complex trauma and abuse.

He also works in private practice with children, adults and families and organisations. He has published several papers about his clinical work and has presented his work at a number of conferences.

Emma Jack
Clinical Director

UKCP reg
Consultant Psychotherapist

Emma has an MA in Integrative Psychotherapy from The Minster and thinks of herself as a Relational Psychodynamic psychotherapist. She has worked in severe presentations for her whole career.

Emma has worked for Bexley Psychotherapy Service in the personality disorder service, The London Ambulance Service and in private practice. Emma was the joint Head of Foundation Year at the Minster Centre and supervisor until 2022. She currently moderates the Supervision Diploma at The Minster Centre.

Matt Bordonada
Deputy Clinical Director

BACP accredited Consultant Psychotherapist

Matt Bordonada is a Consultant Psychotherapist and is the Deputy Clinical Director at the Clinic for Dissociative Studies.

Matt has been working as a psychotherapist for over 15 years in a variety of settings including for charities, universities and in the private sector, including as a clinical lead and deputy lead for safeguarding.

Matt is an accredited member of The British Association for Counselling and Psychotherapy (BACP), and a senior accredited member of the National Counselling Society (NCS). Matt has an MA in Counselling and Psychotherapy.

Sue Martin
Case Manager


Sue Martin is a Case Manager at the Clinic for Dissociative Studies.

Sue has more than 30 years’ experience of working with people with a range of physical and mental health conditions, learning disabilities and neurodivergence, such as Autistic Spectrum Conditions. This has included working in social care settings (both commissioning and provision of services) and within community-based provision. Prior to joining CDS UK, Sue worked within a Higher Education setting, supporting students with mental health needs to succeed in their studies.

Sue is a registered member of the British Psychological Society and holds an MSc in the Psychology and Neuroscience of Mental Health.

Nancy Borrett
Consultant Psychotherapist

Reg MBACP Accred, HCPC Reg
Consultant Psychotherapist

Nancy is a psychotherapist, music therapist and supervisor. Her therapeutic approach is both integrative and trauma informed. She has extensive experience of working with complex trauma and dissociation and has undertaken additional training in a range of trauma-focused modalities. She has been working for CDS UK since 2011, in a senior role since 2015.

Before this, she worked with a diverse range of clients, both within the NHS and private practice.

She is a SCID-D trained national assessor and a member of the ESTD and ISSTD. She is also an experienced trainer, developing and delivering training to therapists and NHS teams in understanding and working with DID.

Graeme Galton
Consultant Psychotherapist

BA, MA, UKCP Registered

Graeme Galton is a consultant psychotherapist and supervisor at the Clinic for Dissociative Studies. He also works in private practice in London. He is a supervisor approved by the UK Council for Psychotherapy. He worked for 16 years in the National Health Service as a psychotherapist and supervisor.

Graeme is a registered member of the Bowlby Centre and is registered with the UK Council for Psychotherapy. He is a member of the European Association for Psychotherapy and holder of the European Certificate of Psychotherapy, the European-wide standard for psychotherapy training.

He has edited two books and published several papers about attachment and dissociation.

Razwana Jabbin
Psychoanalytic-Psychotherapist, Supervisor & Clinical Manager

UKCP Accredited


Non-Clinical Team

Sam Griggs

Director of Operations and Business

Dorthe Schmidt

Office and Referrals Manager


Business and Referrals Manager

Eyal Efrat

Head of Finance

Jenna Graham


Nicole Francis

Executive Assistant to CEO

Dr Valerie Sinason

Founding Patron

Our Patrons

Sir Richard Bowlby, Patron

Sir Richard Bowlby is a longstanding supporter of the Clinic and is studying the work of his father, John Bowlby, the pioneer researcher on the impact of early attachment relationships between parents and their young children.

Mr David Leevers, Patron

David joined CDS UK in 2000 as Social Systems Consultant. He also had a keen interest in brain functioning within psychiatric conditions and explored the relationship between Schizophrenia and dissociation in order to understand and alleviate the relevant neural mechanisms. He brought together in this role a keen interest in both social systems, technology and its development and complex mental health.

Professor John Morton, Patron

Professor John Morton conducts memory research on amnesia between alter-personalities at the Clinic for Dissociative Studies and elsewhere.