Vintage Report Winemakers and scientists converge to discuss the past vintage and technical advances in viticulture and enology. Unique conferences held in Napa, Paso Robles, Bordeaux and Narbonne. Winemakers and scientists converge to discuss the past vintage and technical advances in viticulture and enology. Unique conferences held in Napa, Paso Robles, Bordeaux and Narbonne.