Robert Parker is a prominent American wine critic, best known for his influential wine ratings and publications. He founded the Wine Advocate in 1978, which became a leading source for wine reviews and scores. His 100-point rating scale has significantly impacted the wine industry, guiding consumers and producers alike. Parker's tasting notes and recommendations have helped elevate the profiles of many wines, particularly those from Bordeaux and California. His opinions can greatly influence wine sales and market trends, making him a key figure in the world of wine appreciation and commerce.