Sensory deprivation (Sendep) or perceptual isolation[1] is the deliberate reduction or removal of stimuli from one or more of the senses. Simple devices such as blindfolds or hoods and earmuffs can cut off sight and hearing, while more complex devices can also cut off the sense of smell, touch, taste, thermoception (heat-sense), and 'gravity'.
The Inkblots: Hermann Rorschach, His Iconic Test, and the Power of Seeing by Damion Searls. Look at the ink blots and tell me what you see. Itâs how millions of psychological tests have started for the best part of the past century.
Technically speaking, the first IQ test was developed by French psychologist, Alfred Binet in 1905. His test has provided the base for all modern IQ tests that are widely used today. However, the interest of scientists and psychologists in intelligence dates back to thousands of years.owever, the history of IQ test doesn't end here as the term IQ or intelligence quotient was not born yet. We had just got the test but not the name. The idea that a test could actually determine a child's mental age became enormously popular and eminent scientists and psychologists started studying it.