1. Department of Psychology University of Bath Bath UK
2. Division of Psychology & Language Sciences University College London London UK
3. Anna Freud Centre for Children and Families London UK
4. The National Institute for Health Research Applied Research Collaboration West (NIHR ARC West) at University Hospitals Bristol and Weston NHS Foundation Trust Bristol UK
5. Centre for Academic Primary Care, Bristol Medical School The University of Bristol Bristol UK
6. Children's Social Care Research and Development Centre, School of Social Sciences Cardiff University Cardiff UK