John Wanamaker? William Hesketh Lever? William Hulme Lever? Lord Leverhulme? William Wrigley Jr.? John T. Dorrance? Robert C. Ogden? George Washington Hill? Roy L. Smith? David Ogilvy? Anonymous? Question for Quote Investigator: Readers often ignore advertisements, but sometimes ads decisively influence purchasing decisions. A business mogul once humorously commented on this hit-or-miss quality. Here are …