Master of Wine Jasper Morris, author of "Inside Burgundy" (2010), says that in his opinion the two most plausible explanations are faulty corks and global warming.

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Scott Carney, master sommelier and director of wine education at the International Culinary Center based in New York, teaches students to visualize the scent notes found in wine.

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S., the resident director of wine education and a master sommelier, who came bounding into the lounge one evening with a wire basket of empty bottles (from an outdoor tasting) and a waiter's corkscrew wagging from his back pocket.

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Mr. Morris, who is also the author of "Inside Burgundy" (2010), has assembled an impressive-looking team, including four Masters of Wine, the wine trade's highest qualification, and two master sommeliers.

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