Nav is Professor of Psychiatry and Population Health at the University of Manchester, UK and an Honorary Consultant Psychiatrist at Greater Manchester Mental Health NHS Foundation Trust.

He has spent the last 25 years researching suicidal behaviour, particularly its causes, treatment and prevention. He has led committees for the National Institute for Health and Clinical Excellence (NICE) in the UK including those developing guidelines for how all clinical staff should treat people with self-harm.

He sits on the main advisory group on suicide for the Department of Health in England and is currently helping to lead a national quality improvement project to prevent suicide.

He is the lead author of Suicide Prevention (3rd Edition, Oxford University Press) and has published over 300 academic papers. He is the 2021 recipient of the American Association of Suicidology’s Louis I. Dublin Award for lifetime achievement in suicide prevention