Brue's Essentials Intellectual Disability is a concise, up-to-date overview of intellectual disability evaluation and assessment. This text offers a practical, concise overview of the nature of intellectual disability and adaptive skills functioning in children, adolescents, and adults. Coverage includes the latest information on prevalence, causes, differential diagnoses, behavioral and social concerns, test instruments, and the new DSM-5 diagnostic criteria. The discussion promotes a deeper understanding of the use of assessment data to inform interventions in clinical practice. Designed for easy navigation, each chapter highlights important points and key cautions to allow quick reference without sacrificing depth. A sample assessment report illustrates how findings should be communicated to better inform treatment, giving you a practical reference to ensure comprehensive reporting. In 2013, the DSM-5 conceptualization of intellectual disabilities was significantly changed. It's important for professionals to have access to the most current guidelines from a variety of sources, and this book compiles them all into a single reference.