Celebrating Quest Magazine's 15th annual Quest 400 list of the most influential New Yorkers held September 27, 2011 at the Doubles Club in Fifth Avenue's Sherry-Netherland Hotel are James Retz (left) and Bonnie Devendorf, both SVPs at Daniel Gale Sotheby’s International Real Estate, and Quest publisher Christopher Meigher. The "400" originally represented the number of guests Mrs. Astor could fit into her ballroom.