Presented by Lisa Genova. “There are over half a million people in the U.S. alone under the age of sixty-five diagnosed with Alzheimer’s,” says Genova, “and they’re not included what gets talked about when people talk about Alzheimer’s. The general public knows what the eighty-five-year-old grandparent in end stages of the disease looks and sounds like, but they have little idea what the fifty-year old parent with Alzheimer’s looks and sounds like.