The Hidden Persuaders Author:Vance Packard In The Hidden Persuaders, first published in 1957, Packard explores the use of consumer motivational research and other psychological techniques, including depth psychology and subliminal tactics, by advertisers to manipulate expectations and induce desire for products, particularly in the American postwar era. It also explores the manipulative ... more »techniques of promoting politicians to the electorate. The book questions the morality of using these techniques.« less