After successfully completing a BA in Psychology and Sociology at Trinity College, Dublin, Dr Siobáin O'Donnell studied at post graduate level and graduated with honours from the Master of Arts in Addiction Studies at DBS School of Arts in 2000. Prior to that she worked in the field of addiction for fifteen years and managed a Community Drug Team funded by the HSE and the local Drug Task Force. Along with holding a part time lecturing position in DBS she was a Director of Clondalkin Drug Task Force from 2001 - 2003 and was a member of the management committee of several community projects, whose main aims included themes of research, education, prevention and treatment in accordance with guidelines for best practice outlined by the National Drug Strategy Team. Siobáin worked as a Research Officer on social research projects, for example, Dept. of Psychology in the Royal College of Surgeons on the SAVI Project (Sexual Abuse and Violence in Ireland) and on An Evaluation of Treatment Efficacy with Types of Men who Sexually Abuse Children with the Granada Institute, Shankill, Co. Dublin. Her main research interests lie within the area of criminal behaviour and addiction including such themes as Obsessional Following, Domestic Violence and Sexual Abuse and Homicide within an adolescent population. Siobáin has completed post graduate certification in Higher Education and is a Fellow of the Higher Education Academy. She has been lecturing in Dublin Business School for the past fifteen years in the Departments of Psychotherapy and Social Sciences and is currently Programme Leader for the MA Addiction Studies programme and the BA in Counselling and Psychotherapy programme. Siobáin successfully completed her PhD in Trinity College in 2015.