The former head bartender at Bar Hemingway at the Ritz Paris is charting a new course after nearly 30 years at the hotel. Catch him at the new Maison Proust hotel in January, as guest bartender on Friday nights. “My dream, ever since I was a teenager, was to work as a bartender at the Ritz,” says British-born bartender extraordinaire Colin Field. “I came to Paris in 1981 and sold my bicycle for 80 pounds—enough to spend six days in a very small hotel and find a job.” Still, at 18, the Ritz told ...