How marketers became infatuated by wishful thinking

The idea that what we perceive is not an objective reflection of the physical world stretches back to the 1940s and the New Look school of psychology.
Jerome Bruner and Cecile Goodman, psychologists at Harvard University, ran an experiment in 1947 that suggested that what we saw partly reflected our desires.
They showed children five denominations of coins, one at a time. After each one the children had to adjust a projector until the beam of light was the same size as the coin. The experimenter