“Ms. Gregory is not the sort of person who pops into your mind when you think of Alzheimer’s — youngish, healthy and sharp-minded. But she represents a type of sufferer we are likely to encounter more and more: those grappling with the looming threat of the disease rather than the disease itself.” From the NYT Sunday Review: What if You Knew Alzheimer’s Was Coming for You? Soon, with simple blood tests, we might soon all know that — and a whole lot more.