After his mother died from cancer, Dr. Robert Jackler of Stanford University worked through his grief by searching out print tobacco ads from the '20s through the '50s. Appearing in publications like Life and the Saturday Evening Post, the ads featured such cigarette-smoking luminaries as Rock Hudson, John Wayne, Joe DiMaggio, Ronald Reagan, and Santa Claus. And of course there were plenty of models hired to pose as doctors and dentists for ads with slogans......