To come to terms with her mother's dementia, writer Suzanne Finnamore's groundbreaking new memoir conceptualizes dementia as an actual, albeit rather magical, place, "like the Acropolis or Yonkers...a place where beloved and ancient queens and kings retire, where linear time doesn't exist, and the rules of society are laid aside.... Whenever I go to my parents' double-wide in Hayward, California, I am really traveling to Dementia." "I...