About the authors

Margaret DeJong, MDCM, FRCPsych

Consultant Child and Adolescent Psychiatrist and Head of the Department of Child and Adolescent Mental Health, Great Ormond Street Hospital for Children, London.

Honorary Senior Lecturer, Institute of Child Health, University College London.


Dr DeJong runs the Parenting and Child Service (PACS) at Great Ormond Street Hospital, an assessment and therapeutic service for children with a background of abuse, neglect and trauma. This includes multidisciplinary expert witness work in complex child protection cases, in which she has many years' experience. She has a background in general CAMHS and paediatric liaison work, a diploma in advanced family therapy from the Tavistock Clinic and a long-standing interest in parenting difficulties relating to child protection issues.


She has published in the fields of maltreatment and paediatric liaison and conducted research into the mental health needs of adopted children.


Email: margaret.dejong@gosh.nhs.uk


Declaration of interests: None.



Jacob Ellis

Specialist Trainee Year 6, Royal London Hospital Paediatric Liaison Team, East London Foundation Trust.


Dr Ellis is currently an ST6 Child and Adolescent Psychiatry trainee on the Royal London/Great Ormond Street Hospital training scheme. He has a particular interest in the impact and treatment of trauma in children and adolescents. During his training he conducted a literature review into treatment for PTSD and carried out legal assessments for traumatised adolescents in the Calais 'Jungle' refugee camp. 


Email: jacobellis@nhs.net


Declaration of interests: None.

© 2019 Royal College of Psychiatrists