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Keynote speakers


Andrew Moskowitz

Ph.D., psychologist and university professor, played a leading role in all previous Kristiansand Trauma, Dissociation and Psychosis conferences, as he will in this one. He is one of the world authorities on the relationship between trauma, dissociation and psychosis, having published extensively in this area. He was the primary force and lead editor of the influential book Psychosis, Trauma and Dissociation (Wiley, 2008, 2019) and is the former president of the European Society for Trauma and Dissociation (ESTD), as well as a former executive board member of the International Society for Psychological and Social Approaches to the Psychoses (ISPS). Dr. Moskowitz also helped to develop the new ICD-11 Dissociative Disorder diagnoses for the World Health Organization. Over the past 25 years, he has taught psychologists and medical students in universities in New Zealand and Europe and is currently the program director for the George Washington University Forensic Psychology Master’s program in Washington, DC.

Martin Dorahy

PhD, DClinPsych, is a clinical psychologist and professor in the Department of Psychology, University of Canterbury, Christchurch, New Zealand. He has a clinical, research and theoretical interest in complex trauma, dissociative disorders and self-conscious emotions (e.g., shame). He has published peer-reviewed journal articles and book chapters, and co-edited five books in the area of psychotraumatology, including Psychosis, Trauma and Dissociation: Evolving Perspectives on Severe Psychopathology (with Andrew Moskowitz and Ingo Schafer), and most recently, Dissociation and the Dissociative Disorder: Past, Present, Future, 2nd Ed (with Steve Gold and John O’Neil; 2023). He is a member of the New Zealand College of Clinical Psychologists, New Zealand Psychological Society, and the New Zealand Association of Psychotherapists. He is a Fellow and Past President of the International Society for the Study of Trauma and Dissociation (ISSTD). He maintains a clinical practice, focused primarily on the adult sequelae of childhood relational trauma. He enjoys snow skiing and mountain biking.

Ellert R.S. Nijenhuis

Ph.D., is a psychologist, researcher and former psychotherapist. He engaged in the diagnosis and treatment of severely traumatized patients for more than three decades, and teaches and writes extensively on the themes of trauma-related dissociation and dissociative disorders. He initiated and continues to be engaged in the biopsychological study of complex dissociative disorders. Together with his daughter, he runs the eAcademy on trauma and dissociation ( His publications include the book Somatoform Dissociation (Norton, New York). With Onno van der Hart and Kathy Steele he co-authored the book The Haunted Self: Structural Dissociation and the Treatment of Chronic Traumatization (Norton, New York). The first two volumes of Nijenhuis’ trilogy The Trinity of Trauma: Ignorance, Fragility, and Control (Vandenhoeck & Ruprecht, Göttingen) appeared in 2015. The third volume, Enactive Trauma Therapy, was released in april 2017. Nijenhuis has been one of the founders of the ESTD. The International Society for the Study of Trauma and Dissociation granted him several awards, including the Lifetime Achievement Award.

Dr Eleanor Longden

A Postdoctoral Service User Research Manager at the Psychosis Research Unit at Greater Manchester Mental Health NHS Foundation Trust (GMMH), honorary research fellow at the University of Manchester, and co-director of GMMH’s Complex Trauma and Resilience Research Unit. Throughout her career, Dr Longden has drawn on her own experiences of recovery from trauma and psychosis to promote person-centred approaches to complex mental health problems that emphasise the lived experience and expertise of service-users. Her research focusses on the relationship between dissociation, trauma, and voice-hearing, and she has lectured and published internationally on these issues.

Giovanni Stanghellini

MD and Dr. Phil. honoris causa, psychiatrist, is professor of Dynamic Psychology at Florence University (Italy) and Profesor Adjuncto “D. Portales” University (Santiago, Chile). He chairs the International Network for Philosophy and Psychiatry (with K.W.M. Fulford and J.Z. Sadler). He authored more than 170 Scopus publications on the clinical phenomenology of schizophrenia, major depression, eating disorders and on the phenomenological basis of psychotherapeutic care. Among his books in English: Nature and Narrative (co-edited with K.W.M. Fulford, K. Morris and J.Z. Sadler, Oxford University Press 2003), Disembodied Spirits and Deanimated Bodies. The Psychopathology of Common Sense (OUP 2004), Emotions and Personhood (with R. Rosfort, OUP 2013), One Hundred Years of Karl Jaspers’ General Psychopathology (co-edited with T. Fuchs, OUP 2013), Oxford Handbook of Philosophy and Psychiatry(co-edited with K.W.M. Fulford et al., OUP 2013), The Therapeutic Interview in Mental Health. A Values-Based and Person-Centered Approach (with M. Mancini, Cambridge University Press, 2017), Oxford Handbook of Phenomenological Psychopathology (co-edited with M.R. Broome et al., OUP 2019), International Perspectives in Values-Based Mental Health Practice. Case Studies and Commentaries (co-edited with D. Stoyanov, K.W.M. Fulford et al., Springer, 2020) and Time and Body (co-edited with C. Tewes, Cambridge University Press, 2020).


Conference language in day 3 will be Norwegian, promoting national experts, focusing on clinical challenges across the fields of psychosis and dissociation.