When we drink wine, we’re participating in a tradition that goes back more than 8,000 years. Winemaking is a nuanced, seemingly magical, process that combines agriculture, artistry, and chemistry. When I give tours in Sonoma and Napa, a big part of my job is helping people understand the language of wine country so they feel more empowered and knowledgeable about their preferences. With that in mind, I’m answering the most common questions I get asked on wine tours.