RACHEL HILLER is a clinical psychologist and researcher in developmental psychopathology at the University of Bath, UK. She worked for a number of years at the Child & Adolescent Sleep Clinic in South Australia, where she specialised in CBT treatments for childhood sleep disorders. Her clinical and research work in the UK continues to focus on helping families of children with sleep and anxiety disorders.
MICHAEL GRADISAR is a clinical psychologist and professor in clinical child psychology at Flinders University, Australia.
He is also the director of the Child & Adolescent Sleep Clinic, where he has helped hundreds of school-aged children (and their parents) to sleep better through the night.
Peter Cooper is Professor of Psychology at the University of Reading. He is also a practising clinical psychologist and Series Editor of the 'Overcoming' series. Peter Cooper is Professor of Psychopathology at the Winnicott Research Unit at the University of Reading.
Recognised as one of the world's experts in the treatment of bulimia he has more recently focused on the treatment of postpartum depression.