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John Calhoun (age 52) with mice experiment (1970). While Calhoun was working at the National Institute of Mental Health (NIMH) in 1954, he began numerous experiments with rats and mice. During his first tests, he placed around 32 to 56 rats in a 10-by-14-foot (3.0 m × 4.3 m) cage in a barn in Montgomery County .
It was here that his most famous experiment, the mouse universes (the most famous of which is universe 25), was created. [1] In July 1968, four pairs of mice were introduced into the habitat. The habitat was a 9-foot (2.7 m; 110 in; 270 cm) square metal pen with 4.5-foot-high (1.4 m; 54 in; 140 cm) sides.
John Caldwell Calhoun (/ k æ l ˈ h uː n /; [1] March 18, 1782 – March 31, 1850) was an American statesman and political theorist who served as the seventh vice president of the United States from 1825 to 1832.
The rats of NIMH were inspired by the research of John B. Calhoun on mouse and rat population dynamics at the National Institute of Mental Health from the 1940s to the 1960s. [6] After O'Brien's death in 1973, his daughter Jane Leslie Conly wrote two sequels to Mrs. Frisby and the Rats of NIMH. [7]
In 1935 when she was still in high school in Greensboro, North Carolina, Coit—like many people in the South at that time—venerated John C. Calhoun. In her eyes his life was heroic. [4] Calhoun was "a congressman and vice president under two presidents" [4] and "later a symbol of the lost cause of defending slavery."
Another said the experiment gave them "hope for the prison industrial complex." Of course, some viewers were skeptical at first. "Now watching — Unlocked: A Jail Experiment.
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The house later became the home of John C. Calhoun and his wife Floride Calhoun in 1825. Calhoun enlarged it to 14 rooms and renamed it Fort Hill for nearby Fort Rutledge, which was built around 1776. The architectural style is Greek revival with Federal detailing and with simple interior detailing. [5]