Hefin Gwilym is the Acting Director of Social Work Studies at the School of Social Sciences, Bangor University. He is also the Coordinator of the MA course in Advanced Social Work. He has published on a variety of topics, including social services for adults in Wales and mental health.
Sally Baker, Hefin Gwilym and Brian J. Brown, 'Trafodaeth feirniadol o gyfraniad defnyddwyr gwasanaeth at addysg gwaith cymdeithasol yng Nghymru', Gwerddon, 8, July 2011, 28-44.