“…Many inmates enter the prison system with pre-existing mental health difficulties which are further exacerbated by harsh prison environments, placing prisoners at greater risk of developing anxiety, depression and insomnia (Bedaso et al , 2020; Mansoor et al , 2015). Furthermore, many prisoners show high levels of impulsivity, trait anger and antisocial cognition (Jang, 2019), as well as poor stress management skills (Nidich et al , 2016). The commonality of these traits risks the expression of mental distress as challenging behaviours (Samele et al , 2016), including self-harm, violence and suicide (Maroney et al , 2021; Webb et al , 2011).…”