A clinical psychologist has gone viral after introducing TikTok users to the interesting phenomena known as the 'Thatcher Effect'. The Thatcher Effect is named after the former British prime minister whose image was first used for the trick when it was created in 1980 by Professor of Psychology Peter Thompson of the University of York. When the image is inverted, viewers are able to identify the oddities (right)What is the Thatcher effect? It is named after the late British prime minister Margaret Thatcher, on whose photograph the effect was first demonstrated. Smith explained this as the Thatcher Effect.

Source: Daily Mail October 06, 2020 12:41 UTC