This exciting new handbook draws on the experience of a wide range of authors to present a rich and informative exploration of the nature, manifestation and presentation of anxiety and depression in individuals with intellectual disabilities, and discusses the challenges and obstacles facing those who work with them. Alongside user perspectives and information for supporting families, it also discusses a range of approaches to working with this population, including case formulations, psychopharmacological interventions, cognitive therapy, psychodynamic approaches and solution focused therapy.