About TTI UK
The Trauma Training Institute (TTI) UK is the sole licensed provider of professional training in the NeuroAffective Relational Model (NARM®)—within the United Kingdom. Developed by Dr. Laurence Heller, NARM® is a groundbreaking clinical model for addressing developmental and complex trauma.
Ralf Marzen, Dipl. Psych.
Clinical Psychologist & Lead NARM® Trainer
Ralf Marzen is a clinical psychologist and trauma psychotherapist with over 20 years of experience working with individuals and groups in the UK and internationally. He serves as a NARM® faculty member in Europe and the US and has been actively training practitioners in NARM® since 2013.
Ralf has been assisting Dr. Laurence Heller in the NARM® Master and Post-Master level training since its inception and is the founder and director of Embodied Trauma Healing in London. His extensive experience and deep understanding of the Neuro Affective Relational Model (NARM®) make him an invaluable guide for practitioners seeking to integrate this approach into their work.
“I am impressed by the outstanding delivery Ralf offers. He embodies in his teaching everything that is true about NARM®. His delivery and knowledge is excellent."
“Ralf’s depth of understanding of the mechanics of developmental trauma and how to integrate and heal from the impact of these experiences, has been so inspiring and transformational for my work. He explains NARM’s principles in such a clear and embodied way so you don’t just learn the theory - you actually feel and experience the work”
“Ralf Marzen’s training is incredibly effective and impactful because he masterfully applies and models each of the principles being taught. He exemplifies the qualities of connectedness and his energy invites each of us into that safe space.”
Assistant Training Faculty
Dr. Helma Mair
Psychotherapist & NARM® Supervisor
Dr. Helma Mair has been working in private practice as a psychotherapist for over 20 years, specialising in Somatic Psychology and Developmental Trauma. She is a NARM® practitioner and supervisor, and serves as part of the core team of assistant teachers for NARM® Therapist training across Europe.
Dr. Mair holds a Master's degree in Somatic Psychology from Santa Barbara Graduate Institute and a PhD in Somatic Psychology from The Chicago School of Professional Psychology. She has contributed a chapter on the importance of the body in the experience of safety in The Routledge International Handbook of Embodied Perspectives in Psychotherapy (2019) and has published articles in peer-reviewed journals exploring attachment safety in psychotherapy and the activation of traumatic memories in therapeutic settings.
Marcella Howard
Psychodynamic Psychotherapist & Master NARM® Therapist
Marcella Howard is a BACP-registered Psychodynamic Psychotherapist and Master NARM® Therapist with extensive experience supporting individuals and couples navigating complex and developmental trauma. Her therapeutic approach integrates somatic and psychodynamic modalities with a strong emphasis on relational and intersubjective perspectives.
Currently completing her NARM® Post-Master immersion training with Dr. Laurence Heller, Marcella offers one-to-one and couples therapy, professional supervision, group therapy, and therapeutic retreats in her private practice. She delivers talks and training on Complex PTSD for bodyworkers, psychotherapists, activists, and organisations, focusing on reducing harm and promoting systemic, trauma-informed change.
Annette Reiche
Trauma Therapist & NARM® Supervisor
Annette Reiche is a trauma therapist, supervisor, and teacher specialising in NARM®. She integrates multiple therapeutic modalities into her practice, including Psychodynamic Imaginative trauma-therapy, Ego-state therapy, and trauma-sensitive systemic constellation work.
As part of the European team of NARM® assistant teachers, Annette has been involved in NARM® trainings since 2017 and is currently assisting in trainings across Europe. She works in her private practice and online, offering individual therapy and NARM® supervision for therapists currently training in NARM®. She also delivers talks and trainings on C-PTSD for psychotherapists, bodyworkers, and organisations in the health sector, to raise awareness about the pervasive effects of trauma on our societies and to induce trauma-informed systemic change. She serves as a lecturer at Babette Dreyer's psychotherapy school in Freiburg, bringing her extensive experience to the next generation of trauma therapists.
Karima Valentina Hocevar
Trauma Therapist & NARM® Supervisor
Karima Valentina Hocevar is a body-oriented psychotherapist and teacher specializing in the NeuroAffective Relational Model (NARM®) and Biodynamic Craniosacral Therapy (BCST). Since 2015, she has been part of the teaching team for NARM® trainings across Europe, where she also serves as a supervisor.
Karima’s professional path is grounded in years of dedicated study and integration of diverse therapeutic approaches. Her work emphasises presence, inner spaciousness, and relational attunement—principles that form the heart of her teaching and therapeutic practice.
She is currently participating in the Time Wisdom Training (TWT) facilitated by Thomas Hubl, focusing on collective trauma, inner development, and attuned presence.
Rob Wills
Integrative Psychosynthesis Counsellor & NARM® Master Therapist
Rob Wills is a BACP registered Integrative Psychosynthesis Counsellor and NARM® Master Therapist, currently deepening his studies with Dr. Laurence Heller through the NARM® Training Institute's Post Masters Fellowship Programme. He is also a Somatic Experiencing Practitioner and completed the NeuroAffective Touch training in 2023.
In his private practice, Rob specialises in working with the impact of developmental trauma on the human experience, bringing together multiple somatic and relational approaches to support healing and transformation.
Maya Vaughan
Founder & Director, Trauma Training Institute UK
Maya is a trauma therapist and relationship coach specialising in working with complex trauma and attachment issues. As a NARM® Master Practitioner with extensive training in Emotionally Focused Therapy (EFT), she integrates these approaches in her work with individuals and couples to support emotional safety, self-awareness, and authentic connection.
Maya's clinical practice is grounded in the belief that all human pain and reactivity make sense in context. She draws on both her professional expertise and her own relational healing journey to facilitate transformation and support clients in finding deeper connection to themselves and others. Currently enrolled in the post-master's Level 4 NARM training focused on Love and Intimacy, she continues to deepen her specialisation in relational work.
Prior to her psychotherapeutic career, Maya spent twenty years as a Communications Consultant in the NGO and sustainability sector. In establishing the Trauma Training Institute UK, Maya combines her expertise as a depth-oriented trauma therapist and coach with her communications background to bring what she firmly believes to be the most comprehensive and effective model for working with complex trauma to the UK. Her vision is to make high-quality NARM® training accessible to clinicians and practitioners throughout the UK and Ireland.
Stephen Mason
Research Associate
Stephen Mason brings academic and clinical expertise to TTI UK's mission of advancing trauma-informed practice. He is currently completing a BPS and HCPC approved Professional Doctorate in Counselling Psychology at the University of Manchester. His doctoral training incorporates a pluralistic approach with particular focus on Humanistic and Cognitive Behavioural Therapies. He also holds an MSc in Psychological Studies from the University of Glasgow.
Stephen's doctoral research focuses on psychological safety within contemporary trauma-informed approaches, including models such as NARM®. He has experience working with both young people and adults impacted by trauma. His work reflects TTI UK's commitment to clinically relevant and ethically grounded training, informed by evidence-based practices.
Mission
The Trauma Training Institute UK was founded to bring the NeuroAffective Relational Model (NARM®) to mental health practitioners across the United Kingdom and Ireland.
We are dedicated to providing comprehensive training in this cutting-edge approach to healing developmental trauma.
NARM® is widely regarded as one of the most precise and effective models for addressing complex trauma. Our vision is to raise awareness of this transformative approach, making it accessible to therapists, counselors, and other mental health professionals throughout the UK and Ireland.
Our Values
We believe in fostering learning spaces where everyone feels welcomed and valued. Our approach recognises that each person brings their own lived experience and cultural perspective, which enriches our collective understanding of healing and connection.
We see ourselves as contributors to the broader movement toward trauma-informed care. This means approaching our work with openness, humility, and a genuine desire to learn from the diverse experiences of our training community.
Our Commitment to Inclusion
We are dedicated to fostering a welcoming and respectful training environment for all participants. If you experience any concerns about cultural sensitivity or inclusivity during your training, we encourage you to speak with your training assistant or contact our lead trainer directly. We are committed to listening, learning, and working together to address any issues that arise.
Contact Us
London, UK
For inquiries about our training programs, professional development opportunities, or general questions about TTI UK, please contact us at info@traumatraininginstitute.co.uk