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It has been said with more feeling than justice that the photographer is the most convincing liar a man can hire. Like most broad generalizations, this is untrue; also it is unfair to a worthy and sincere craft. To state, however, that certain photographers, with the help of unscrupulous advertisement copywriters, may become convincing liars is strictly within the facts. Those who have studied the devious ways used by unprincipled photographers and photo-engravers have long known that many of the striking pictures used by the quack are records of photographic finesse rather than of fact. The pictures of the obese female before and after taking some widely advertised antifat may carry conviction to the unsophisticated or to those in whom the wish to reduce is father to the thought, but they mislead no one who is familiar with modern advertising methods. The same is true of those interesting, if unconvincing,
"BEFORE AND AFTER TAKING" BRADSTREET. JAMA. 1926;87(16):1304-1305. doi:10.1001/jama.1926.02680160052017