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The pit of despair was a name used by American comparative psychologist Harry Harlow for a device he designed, technically called a vertical chamber apparatus, that he used in experiments on rhesus macaque monkeys at the University of Wisconsin–Madison in the 1970s. [2] The aim of the research was to produce an animal model of depression.
Monkey clinging to the cloth mother surrogate in fear test. Harry Frederick Harlow (October 31, 1905 – December 6, 1981) was an American psychologist best known for his maternal-separation, dependency needs, and social isolation experiments on rhesus monkeys, which manifested the importance of caregiving and companionship to social and cognitive development.
The so-called "pit of despair" was used in experiments conducted on rhesus macaque monkeys during the 1970s by American comparative psychologist Harry Harlow at the University of Wisconsin–Madison. [92] The aim of the research was to produce clinical depression. The vertical chamber was a stainless-steel bin with slippery sides that sloped to ...
In 2014, psychiatrist Ned Kalin was approved for experiments in which newborn monkeys were to be separated from their mothers, subjected to anxiety-inducing tests, and then euthanized. Kalin's experiments sparked outrage and condemnation, and a petition against Kalin's experiments was signed by over 290,000 people.
The Post and Courier newspaper reported in 2023 that Alpha Genesis won a federal contract to oversee a colony of 3,500 rhesus monkeys on South Carolina's Morgan Island, known as "Monkey Island."
At the University of Wisconsin-Madison Suomi worked with Harry Harlow to develop the pit of despair, a series of controversial and widely condemned experiments on baby monkeys that have been credited by some researchers as starting the animal liberation movement in the United States. [2] Suomi has made no mention of the morality of his work.
The Javan rhino (Rhinoceros sondaicus) once roamed across many countries in Southeast Asia. Around 2,000 years ago, they were still common in many parts of China. Around 12,000 years ago, they ...
The Santa Ynez Reservoir, a 117-million-gallon water resource near the Pacific Palisades, was under renovation and empty when fires tore through the Los Angeles neighborhood last week and ...