The swirling, the spitting, the meditative expressions – do you regret that you, too, aren’t a wine expert? There’s a boom in wine education now, the oenophilic equivalent of the G.I. Bill. And Grub Street’s Alexandra Vallis offers a seven-day guided tour of some of them available throughout the week. Because there shouldn’t be a single day when you can’t take a wine class in New York.