John Birtchnell trained in medicine and worked as a Consultant Psychiatrist at the Maudsley Hospital, London, UK. For over twenty years he was a Scientific Officer of the Medical Research Council and has published extensively in the psychiatric literature including three previous books on Relating Theory.
Michelle Newberry is a Chartered Psychologist and Senior Lecturer at Sheffield Hallam University, UK where she is the Course Director for the MSc Forensic Psychology. She has worked with personality disordered offenders in psychiatric hospitals and in a therapeutic community prison. She has a number of publications on the relating tendencies of offenders.
Argyroula Kalaitzaki is Assistant Professor of Clinical Psychology at the Technological Educational Institute of Crete, Greece. She has a number of publications on Relating Theory. Her research interests also include (inter)relating within couples and families, the effectiveness of psychotherapy, dating violence and abuse, parenting, social networks, and recently, positive psychology.