The first person to turn 150 may already be born, says David Sinclair. He is one of the foremost profiles in longevity research and explores the subject in the book "Lifespan: Why We Age β and Why We Don't Have To".
What happens if you have facts that show an entirely different development than most people take for granted? What if you see an upward trend where most people assume it's downward? Then you get an edge, the Optimist's Edge.