Coercive bullying is a type of aggression where an individual puts pressure onto a peer to engage in (or not retaliate to) a specific behaviour that they do not want to do.Though a previous study found 36% of forensic inpatients were victimized by coercive bullying in the previous month (Cooper et al., 2011), there has been little done in the literature beyond establishing prevalence. The purpose of the current line of research was to: 1) develop an expert-derived list of coercive bullying behaviours, 2) establish the prevalence and nature of coercive bullying, 3) develop a preliminary understanding of the individual and environmental factors associated with perpetration and victimization, and 4) understand the motivations for engaging in coercive bullying in a forensic inpatient setting. This was achieved through two complementary studies: Study 1 was a qualitative investigation with 12 frontline forensic inpatient staff and Study 2 was a mixed-methods study with 94 forensic inpatients living across four secure hospitals in Ontario, Canada.Study 1 resulted in an 18-item coercive bullying behavioural checklist for use with the subsequent patient sample. The staff sample were very homogenous with their perceptions about the individual and environmental factors associated with perpetration and victimization. In Study 2, 73.4% and 37.2% disclosed coercive bullying victimization and perpetration in the previous three months, respectively. The most common types of behaviours reported were related to the acquisition of resources (e.g., a peer pressuring another peer for money, cigarettes, food). Relationships between the individual and coercive bullying perpetration (e.g., traits of psychopathy) and victimization (e.g., mental illness symptoms) were established, with effects ranging from small to large. There was less support for measured environmental antecedents, but qualitative results highlighted 'Abnormal Psychology' class, and I turned to my friend and said "I want to be like him someday". Unbeknownst to me, I ended up applying for a research assistant job at the Royal Ottawa Health Care Group's Brockville campus nearly two years later, where that very psychologist was Forensic Research Director. I had only intended to stay for the summer then pursue a graduate degree in Public Health. Here I am, nine years later, still at the Royal under Michael's supervision, and I have never looked back. Michael, I knew nothing about this field when we first met, but you still took a chance on me. Your guidance, encouragement, support, and impeccable advice has shaped me into the researcher and person I am today. Thank you, genuinely, for being the most incredible mentor. Because of everything you have done for me, I can finally say I am "like you" now. Adelle, you selflessly welcomed me into your lab in the first month of my Masters, despite not being my supervisor at the time. You have no idea how much this simple, kind act transformed the trajectory of my graduate studies, including my friendships, research interests, and a...