> (Incidentally, after Universe 25’s collapse, Calhoun began building new utopias to encourage creative behavior by keeping mice physically and mentally nourish

> (Incidentally, after Universe 25’s collapse, Calhoun began building new utopias to encourage creative behavior by keeping mice physically and mentally nourished. This research, in turn, inspired a children’s book named after Calhoun’s workplace—Mrs. Frisby and the Rats of NIMH, wherein a group of rats escape from a colony designed to stimulate their intelligence.) One of my favorite books growing up - and indeed among the very few I read voluntarily.