John B. Calhoun loved rats ... It all started in 1947 when Calhoun asked a neighbor if he could build a rat colony on a quarter acre of vacant land behind his house in Towson, Md., ...

The problem was overpopulation; the diagnostician was John B ... Calhoun’s research as he did. An economist at the University of Chicago wrote to suggest that there might be analogies between ...

The understanding of John B. Calhoun’s research ... To be clear, these were not Calhoun’s interpretations of his own work. As an ethologist—author of a definitive standard treatise on the social ...

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.

The closest thing to utopia the world has ever seen might have existed in a Maryland barn for a couple of years during the late 1960s: a complex built for rodents as part of a science experiment.

(Douglas Chevalier/The Washington Post) Regarding the June 27 Health & Science article "In rat research, a warning for human society": John B. Calhoun’s experimental rodent colonies were ...

John B. Calhoun loved rats. He designed elaborate colonies for the creatures that became a kind of paradise, free of predators and disease, with an unlimited supply of food.

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 ...

RAT CITY: Overcrowding and Urban Derangement in the Rodent Universes of John B. Calhoun, by Jon Adams and Edmund Ramsden There used to be a guy who’d turn up around New York wearing a two-tone ...