This podcast is the conclusion to the CPS Podcast series on ADHD in children and youth. Based on the 2018 CPS statement on ADHD, this episode will discuss assessment and treatment with comorbid autism spectrum disorder, intellectual disability, and prematurity. It was created by Renée Lurie, a third-year medical student from the University of Ottawa, in collaboration with the authors of the statement: Drs. Stacey Bélanger, Mark Feldman, and Brenda Clark from the Universities of Montreal, Toronto, and Alberta respectively.