“…It is particularly prevalent amongst 3 adolescents with suicidal behaviour, as 40 to 70% fail to begin or complete recommended treatment (Burns, Cortell, & Wagner, 2008;Granboulan, Roudot-Thoraval, Lemerle, & Alvin, 2001). A growing body of evidence suggests that Borderline personality disorder (BPD) can be reliably diagnosed prior to 18 years of age (Kaess, Brunner, & Chanen, 2014) and that this disorder is common amongst among youths seeking help for suicidality (Chatagner, Olliac, Choquet, Botbol, & Raynaud, 2015;Greenfield et al, 2015;Nock, Joiner, Gordon, Lloyd-Richardson, & Prinstein, 2006). Adolescents with BPD are heavy users of health care services and are notoriously difficult to engage in a treatment (Chanen, 2015;Loas et al, 2013).…”