Scott McLemee reviews Rat City, a tale of John B. Calhoun’s highly resonant research on rodent overpopulation and dysfunction. By the early 1970s, three pieces of behavioral research from the previous ...

John B. Calhoun, a research psychologist at the National Institute of Mental Health for 40 years, conducted renowned experiments with rat and mice colonies that showed how extreme overcrowding ...

The problem was overpopulation; the diagnostician was John B. Calhoun, a pioneering student of animal behavior and ecology and the subject of Lee Alan Dugatkin’s well-turned biography “Dr ...

Regarding the June 27 Health & Science article “In rat research, a warning for human society”: John B. Calhoun’s experimental rodent colonies were provisioned; the inhabitants could feed ad ...

Phase B, which Calhoun named the resource exploitation phase, lasted from Day 105 to Day 315. During this phase, the population grew rapidly, reaching more than 600 mice before growth began slowing.

In the latest Journal of Wildlife Management, Dr. John B. Calhoun, of Johns Hopkins, discusses one such aspect of the rat world: the troubles which refugee rats have to put up with when they emigrate.

John B. Calhoun loved rats. Skip to main content. You have ... In pioneering rat research, a warning for human society John B. Calhoun loved rats. June 29, 2017. June 29, 2017.

This mix of “weird dystopian science and bleak urbanist history” tells the story of John B Calhoun, an ecologist hired to rid Baltimore of its rat problem. His subsequent research into rat ...

In “Rat City,” Jon Adams and Edmund Ramsden explore the life, times and influence of the scientific Pied Piper, John Bumpass Calhoun. By Ian Volner Ian Volner writes about architecture, design ...