Our team

Quen Geuter: CEO +

Quen has over 20 years' experience in the non-profit sector, helping start-up and smaller non-government organisations to build scale, capabilities and relationships.

Before joining Trauma Treatment International, she ran her own consulting business for seven years, advising boards and leadership teams of non-profit sector organisations.

She was previously the Global Head of Fundraising at Laureus Sport For Good Foundation. Quen has a Master’s degree in Development Management from the Open University and is completing an MSc in Globalisation, Environment and Social Change at Stockholm University.

She brings a wealth of fundraising, communications and partnership development experience from across the world to her leadership role at TTI.

In everything she does, Quen carries with her a passion for social justice and equality. She is proud to be leading Trauma Treatment International as it moves into its next stage of growth.

She joins the board, founders and team in their determination to provide access to essential mental health interventions to those who need them most, in the UK and around the world.

dr Folasayomi ajumobi, Business Development Manager/Fundraiser +

Fiola possesses a unique blend of medical expertise and business acumen that sets her apart. Drawing from her extensive background, Fiola brings over five years of invaluable experience in business development, having served within governmental and non-governmental health organisations spanning Nigeria, Canada and the United Kingdom.

Her journey has equipped her with a profound understanding of the intricate dynamics within varied organisations, allowing her to navigate the complexities of funding acquisition, partnership cultivation, and the establishment of sustainable funding streams for TTI.

Beyond her professional endeavours, Fiola's passion lies in mental health advocacy. She fervently believes in the power of preventive health approaches to bolster individual resilience and enhance overall well-being. She is an international medical graduate currently awaiting GMC registration, with a masters in Business Administration.

Dr Brock Chisholm: Founder and strategic advisor +

As a consultant clinical psychologist, Brock has over 15 years' experience in the psychological assessment and treatment of trauma survivors.

He has assisted in the development and implementation of comprehensive services for trauma survivors internationally.

He is also an advisor to several non-government organisations on self-care, along with the prevention of burnout strategies for staff who work with traumatised populations.

Brock has provided expert witness in several high profile human rights violation cases in both UK and international courts. He is an approved expert for the Preventing Sexual Violence Initiative hosted by the British Foreign and Commonwealth Office, and is an elected board member of the UK Psychological Trauma Society.

claire owen: communications consultant +

Claire has 20 years’ communications experience, having previously enjoyed roles as a local newspaper reporter and as the account director of a PR and marketing agency.

As a freelancer, her work includes copywriting, design, and management of websites and social media channels.

Claire's clients come from a wide variety of industries including social housing, theatre, financial services, food and drink, and not-for-profit.

She has a bachelor’s degree in English Literature and American Studies, and a postgraduate diploma in print journalism.

On a personal level, she has a keen interest in mental health and finding out what makes people tick.

Dr Katy Robjant: Founder and Strategic Advisor +

Katy is a consultant clinical psychologist specialising in the treatment of PTSD and other trauma-related disorders in asylum seekers, refugees and victims of trafficking. She has a number of research publications in this area.

She is currently the Narrative Exposure Therapy lead at TTI and is the Director of National Clinic Services at Freedom from Torture.

Previously, she led a trauma-related mental health project for victims of sexual and gender-based violence, as well as former child soldiers in the Democratic Republic of Congo (DRC). This was for VIVO International in collaboration with the Social Fund of DRC.

Katy has also worked within specialist PTSD services in the NHS, the charity sector, and in both conflict and post-conflict settings in Sri Lanka, Uganda, Ukraine and Rwanda.

She has given expert evidence in the UK and in Strasbourg in both criminal and civil court proceedings, and to Parliament. She is a member of the British Psychological Society Presidential Taskforce on Asylum Seekers and Refugees.

Tiffany watts, strategic advisor +

Tiffany has worked in the development sector for over 20 years, first as a fundraiser and then as a CEO/director.

She specialises in organisations conducting ground-breaking work in child protection, refugee support and anti-trafficking.

Tiffany has worked with projects in 11 different countries throughout Asia, Africa and Latin America steering global strategies, seeding new initiatives, scaling and managing change.

She says: “I love working alongside courageous leaders who have a strong desire to change the world, challenge status quo and work collaboratively to put those they serve at the centre.”

 
 
 

our associates

DR JONATHAN BUHAGIAR +

Jonathan is a clinical psychologist and systemic psychotherapist with expertise in trauma and complex care.

He is currently serving as a psychology co-lead for an NHS Early Detection and Intervention in Psychosis service. He also brings international experience of developing mental health capacity, including with frontline staff in statutory, community and non-governmental organisations.

Jonathan has a particular interest in helping organisations develop trauma-informed approaches that support staff members in their roles and in their delivery of care.

DR CARA GIBSON +

Cara is a counselling psychologist with a wealth of clinical experience in trauma. She worked for several years treating British combatants with PTSD. She currently works with individuals and families affected by cancer, including people who have a non-curative diagnosis, and bereavement.

ARLETTE KAVANAGH +

Arlette is an experienced and accredited specialist, systemic psychotherapist.

Arlette has a broad range of experience working in both in adult and children's mental health and has developed a specialism in the treatment of trauma. Arlette runs a small private therapy centre, predominantly treating trauma in families and adults, but has worked in the refugee and asylum sector for a number of years as well.

DR HEATHER DYSON +

Heather is a counselling psychologist who currently works with the National Crime Agency assessing for workplace trauma.

She has previously worked in trauma services in both the NHS and the charity sector, including treating veterans and training emergency services in trauma-informed approaches.

DR Zoe Given-Wilson +

Zoe is a clinical psychologist who specialises in treatment and research in the areas of child development, trauma and forced migration. She works therapeutically with children and young people who have experienced trauma and are separated from their caregivers, both through the care system and due to forced displacement.

Zoe is trained in trauma processing therapies (Trauma Focused Cognitive Behavioural Therapy, Narrative Exposure Therapy, Eye-Movement Desensitization Reprocessing) as well as mentalisation-based treatment and narrative approaches.

Zoe also works as a post-doctoral researcher interfacing between psychological research and legal proceedings including interview techniques, autobiographical memory, decision making and credibility assessments. She has worked with third sector and governmental organisations to inform policy and practice in these areas.

Dr Sarah Whittaker +

Sarah is an experienced clinical psychologist and trauma specialist. She is regarded an expert in working with people who have been held hostage or arbitrarily detained by terrorist groups or states and subjected to torture.

She also has expertise in treating people who have experienced rape and sexual assault; war and military trauma; terrorism and traumatic deaths.

Sarah takes instruction for expert witness work for court and has previously provided opinions for the International Criminal Courts and the UN Human Rights Committee in cases brought against state actors.

She has a wealth of international experience, working alongside local organisations in Iraq, Jordan, Sudan, the DRC and Sri Lanka.

dr charlotte flothmann +

Charlotte is a counselling psychologist specialising in complex trauma. She is passionate about supporting refugees and asylum seekers and has worked as a clinician, teacher and consultant for many years in the UK and internationally. Charlotte currently teaches on a psychology doctorate promoting trauma-informed and culturally-sensitive practice.

MEL KAKKAR +

Mel is an experienced and accredited Psychological Therapist and also a Registered Nurse. Mel has a broad range of experience in adult mental health and has developed a specialism in the treatment of trauma. Mel is currently working predominantly in private practice, but has worked in the refugee and asylum sector for a number of years as well.

 
 

Trustees

ANDREA THOMPSON: CHAIR +

Andrea is the head of fundraising and communications at Family for Every Child. She has nearly 20 years' fundraising experience. She has developed and managed fundraising programmes in the UK as well as across 15 global fundraising markets.

Her experience covers both voluntary and institutional fundraising as well as communications. Prior to joining Family, Andrea worked for ActionAid for over 10 years, most recently as international director of fundraising and communications.

Dr Annis Cohen +

Annis is a specialist in the psychological wellbeing of staff who work in trauma-exposed organisations. She works with organisations to assess their structure, policy and processes, and helps them to embed proactive approaches to support staff wellbeing and mitigate against the risk of burnout, compassion fatigue and secondary trauma.

She has expertise in providing trauma-informed supervision, consultation and individual therapy for staff affected by trauma exposure. She also has expertise in medico-legal assessment and in providing individual therapy for PTSD, psychosis and trauma reactions for refugees and asylum seekers.

Annis is the psychology lead for Specialist Psychosis Community Services at West London NHS Trust, and was formerly staff support lead at South London and Maudsley NHS Foundation Trust.

She has worked with non-government organisations including Human Rights Watch, Women for Refugee Women and Medical Justice. She is a member of the Psychosocial Support Team at the British Red Cross.

teresa au: treasurer +

Teresa is a seasoned chief financial and operating officer, bringing decades of experience in financial management, strategic planning, and operational oversight. A certified public accountant with a strong background in external audit, finance and company secretarial duties, she has a proven track record of supporting strategic corporate development and business growth.

Teresa excels in driving new initiatives, from start-ups to business transformation, and is adept at change management. Her multicultural background, gained from working in various multinational companies across Asia Pacific and Europe, has endowed her with a profound understanding of global dynamics and the ability to navigate complex intercultural relationships.

Passionate about effecting positive change and supporting vulnerable populations, Teresa actively seeks volunteer opportunities to empower and uplift communities. She is driven by a commitment to making meaningful contributions in the realm of social impact, particularly in light of current global challenges.

Currently serving as the director of finance and corporate services at Health Innovation East, Teresa is dedicated to driving organisational success while also making a difference to the lives of others.

Rob Lewis +

Rob retired some years ago from a long career in a multi-national organisation, where he worked in various management roles. These included strategic planning, marketing and project management, not only in the UK but also with expatriate assignments worldwide.

Since retiring, Rob has become an external governor of a further education college group. He is also a volunteer business consultant with the Cranfield Trust, which provides management consultancy and business skills advice to small- and medium-sized charities.

alan arul +

Alan adds value to TTI through the diverse range of experiences he has obtained over the last 20 years across sales, business management and marketing.

Having spent most of his career in a large, global and matrix organisation he has deep experience of tackling a range of complex business problems and navigating constantly evolving market, regulatory and industry dynamics.

With lived experience as a first-generation, French-born son of Tamil migrants from Sri Lanka, Alan knows well the impact of conflict on families through the generations and the necessity to access trauma treatment for the future generations to flourish.

Abdulkadir Mohamed +

Abdulkadir is a mental health nurse at South Westminster Hub for the Central and North West London (CNWL) NHS Foundation Trust.

He has lived experience of the issues faced by TTI’s clients, having fled from his native Somalia during the civil war there in the 1990s, starting a new life as an asylum seeker in London.

Now, he regularly travels back to Somalia to give lectures to student nurses and healthcare workers about mental health.

Abdulkadir was highly commended in the Inspirational Adult Learner of the Year category of the Mayor of London Adult Learning Awards 2023.