“…Attention Deficit/Hyperactivity Disorder (ADHD) is a DSM-5 (American Psychiatric Association, 2013) defined neurodevelopmental disorder that is associated with a range of long term adverse outcomes, including employment and education difficulties, interpersonal problems, substance abuse, suicide and depression (Harpin, 2005;Ljung et al, 2014;Meinzer et al, 2014). There is strong evidence that ADHD precedes depression in a way that is consistent with a potentially causal relationship (Riglin et al, 2020), but the mechanisms that might explain the relationship between ADHD and later depression are unclear. ADHD impacts on many aspects of a young person's life, including functioning in social, school and home life (Harpin, 2005), that might in turn increase the risk of subsequent depression.…”