"Becoming a caregiver for someone with Alzheimer's disease or another neurocognitive disorder can be an unexpected, undesirable, underappreciated--and yet noble role. It is heartbreaking to watch someone lose the very cognitive capacities that once helped to define them as a person. But because of the nature of these disorders, the only way to become an effective caregiver and cope with the role's many daily challenges is to become well-informed about...