From Today's New York Times

Animal Ethics

To the Editor: Re “An Ape Types in Iowa” (column, Aug. Georgia State and the National Institute of Child Health and Human Development still support language training and cognitive research with four chimpanzees, and do other cognitive research work with resident populations of macaques and rhesus monkeys. 9): Gail Collins writes: “Human-ape conversation was a very hot topic back in the late 1960s, when researchers first taught a chimpanzee named Washoe to use sign language.