By Susan Whitcomb | No Comments »
We all have known people who seem predisposed to seeing the glass “half-full” or “half-empty”—the optimists vs the pessimists, the perky Pollyannas vs the Debbie Downers, the Susie Sunshines vs the in-the-dumps Eyores of the world. Why the difference? It turns out that there is a biochemical, molecular answer! In the early 1970s, a young […]READ MORE...