This book provides a guide for caring for the cognitively impaired along the entire continuum from professional healthcare to the home. Professionals and home care providers alike can use the information here to study for the certification exam provided by the International Cognitive Care Providers Association (ICCPA). The reader will learn the history of, and delve into existing research on, cognitive impairments, as well as cognitive care interventions in hospitals, nursing homes, and at home. An entire chapter is devoted to Sundowning, offering intermediations for administrators and care-providers to implement in programs devoted to cognitive care, and ensure the highest quality of life for the cognitively impaired.