In 1957 the world was awakened to the frightening possibility that our minds could be manipulated. In a simple experiment, by James Vicary, involving popcorn, coke and a cinema audience, we were lead to believe sales were increased through the use of subliminal messages. Although the experiment was unsubstantiated and it has never been replicated successfully, the belief that subliminal messages can affect our behaviour lingers on in the public mindset. It sent fear through the civilized world.
In Washington, D.C., legislators headed by William Dawson, began a campaign to ban the use of subliminal messages in television and radio. He warned that if subliminal messages were put to political propaganda purposes they could serve and maintain a totalitarian government.
Although there was no real evidence to substantiate this claim the public outcry was deafening. Even then, as today, many scientists had serious reservations about the effectiveness of such techniques – they just didnt believe they worked. The greatest majority of opinion within the scientific and governmental communities was that subliminal persuasion does not work. However, the public wanted...