This holiday weekend, when you belly up to the tasting bars of your favorite local wineries — or any given winery, really — inevitably you will see on display bottles draped in shiny heavy medallions of bronze, silver, and gold. Annual beribboned medals of merit, glinting under lights positioned just so to draw your eye to their shiny pomp and circumstance. Tasting notes on flight sheets further explain the sight — this one won a silver, this one a double gold. And every now and again, you find the goose with the golden egg: The coveted Governor’s Cup. But do you ever wonder who…