Understanding Intellectual Developmental Disorder (IDD) — Chapter 5 Summary from Mash & Wolfe
Understanding Intellectual Developmental Disorder (IDD) — Chapter 5 Summary from Mash & Wolfe What is Intellectual Developmental Disorder, and how can we best support children who are diagnosed with it? Chapter 5 of Child Psychopathology by Eric J. Mash and David A. Wolfe explores the features, causes, history, and treatment of IDD—offering an in-depth view of this complex neurodevelopmental disorder. What Is Intellectual Developmental Disorder? Intellectual Developmental Disorder (IDD) , previously known as intellectual disability, is characterized by significant impairments in both intellectual functioning (such as reasoning and problem-solving) and adaptive behavior (social and practical life skills), with onset before age 18. Diagnosis requires evidence from standardized IQ testing (e.g., WISC-V ) and assessments of adaptive functioning across environments. Historical and Social Context The chapter highlights the dark history of the eugenics movement , during whi...