“…Given the often complex presentations of individuals with intellectual disabilities (Costello & Bouras, 2006), and the heterogeneous nature of intellectual disability due to varied levels of intellectual functioning, verbal ability and concurrent diagnoses (such as congenital syndromes, medical conditions and physical disabilities), it can be difficult to distinguish behavioural presentations associated with an intellectual disability from mental health presentations. Additionally, mental health clinicians (including psychiatrists and psychologists) continue to struggle with mental health diagnosis with the intellectual disability population (Edwards, Lennox, & White, 2007;Man, Kangas, Trollor, & Sweller, 2017). Additionally, mental health clinicians (including psychiatrists and psychologists) continue to struggle with mental health diagnosis with the intellectual disability population (Edwards, Lennox, & White, 2007;Man, Kangas, Trollor, & Sweller, 2017).…”