Nicole Muller is a Child and Adolescent Psychotherapist and family therapist at Centrum Hecht Opleidingen in Holland, a specialist centre for training of professionals and treatment centre of children, youth and their families, specialized in attachment and trauma disorders. She is a MBT-CYP practitioner, supervisor and trainer.

Emma Morris is a Consultant Clinical Psychologist and MBT-CYP practitioner, supervisor and trainer based in the UK. She is the founder and co-director of The Multi-Family Project and co-director of The Trauma Recovery Space, a specialist trauma clinic. She is co-author of High Conflict Parenting Post Separation: The Making and Breaking of Family Ties (2020) and Systemic Multi-Family Therapy: Concepts and Interventions (2024).

Nick Midgley is a Child and Adolescent Psychotherapist and Professor of Psychological Therapies with Children and Young People at UCL and Anna Freud, London, UK. His books include Therapeutic Work for Children with Complex Trauma: A Three-Track Psychodynamic Approach (2023), Short-term Psychoanalytic Psychotherapy for Adolescents with Depression: A Treatment Manual (2016) and Minding the Child: Mentalization-Based Interventions with Children, Young People and their Families (2012).