"This memoir tells the story of a man's deterioration from Alzheimer disease from two perspectives. His daughter, an English professor at Caltech, describes her father's dementia, using her expertise in language and literature as a way to frame his loss of words, spatial orientation, identity, behavioral decorum, and memory. The physician, an academic neurologist at the University of California at San Francisco, explains the science behind Alzheimer disease using his expertise in neurology, articulating to a general audience how dementia assaults the brain"-- Provided by publisher.