The premise of a vertical tasting is simple – samples of the same wine are drawn from different vintages and are tasted in a side-by-side fashion to compare and contrast differences in the wine that can be attributed to variation in climatic and other growing conditions across various years of production. Of course, additional factors such as changes in winemaking styles, difference in fruit sourcing, and changes in blend composition can also play a major role in the flavor profile of a wine and need to be considered when choosing the wine and vintages for a vertical tasting. Assuming these…