Arthur is a senior lecturer in psychology, research methods and statistics. He teaches undergraduate and postgraduate nursing and midwifery students, as well as students on CPPD programmes.
He is a member of the joint faculty of health, social care and education, for St George's University of London and Kingston University.
He is the clinical liaison tutor for a number of community mental health teams, a supervisor for BSc and MSc students and module leader for CPPD Research Methods In Health And Social Care and the BSc top-up programme.
Arthur qualified as a registered general nurse in 1978 at Lewisham and Guy's Hospital and in 1980, as a registered mental health nurse at the Maudsley Hospital. He was then appointed as a charge nurse at the mother and baby unit and acute psychiatric ward in Bethlem Royal Hospital where he remained for five years before taking up the post of in-service training officer at Warlingham Park Hospital in 1985. He has also worked in the field of forensic psychiatry at Springfield University Hospital in south-west London.
Between 1987-1991 Arthur completed an undergraduate degree in health studies and a postgraduate certificate in the education of adults at Surrey University, then in 1993 obtained a masters in health psychology from London's City University. In 2008 he gained his doctorate from Kingston University and has presented his doctorial work on 'Couvade Syndrome and fathers and gestation' at a number of conferences in the UK, Ireland, Spain and Canada as well as giving several television interviews on his research investigating a hormonal link to 'sympathy pregnancies' in men.
Arthur continues to work in practice as an agency staff nurse with Springfield Hospital's Forensic Unit.