Dr Karl Andriessen (PhD, MSuicidology, BSW) is a Senior Research Fellow at the Centre for Mental Health, Melbourne School of Population and Global Health, The University of Melbourne, Australia; Adjunct Senior Lecturer at the School of Psychiatry, University of New South Wales, Australia; and Research Fellow at the University of Leuven, Belgium. His involvement is strongly rooted in clinical practice, starting 35 years ago as a Social Worker in youth and family counselling, and telephone crisis lines, followed by leading positions in suicide prevention, helplines, community mental health, and policy development. In 1999, Karl co-founded and is currently a Co-Chair of the Special Interest Group on Suicide Bereavement and Postvention of the International Association for Suicide Prevention (IASP). He is the recipient of several awards, including the 2005 IASP Farberow Postvention Award. He has published widely, including “Postvention in action: The International Handbook of suicide bereavement support” (with Dr Krysinska and Dr Grad), the go-to resource on postvention (Hogrefe, 2017). Having a broad interest in suicide prevention, his research is focused on bereavement after suicide, especially regarding young people and families, help-seeking and service delivery.