The Ape and the Child: By W. N. Kellogg and L. A. Kellogg. New York and London: McGraw-Hill Book Co., 1933. 341 p.

Here is the record of an experiment which, coming under the sanctified heading research, at once seizes the imagination and is entertaining to read. Its "human interest" is attested by notices received in all the metropolitan newspapers with long columns in the news sections. The authors are an associate professor of psychology and his wife who with admirable impartiality reared an infant female chimpanzee with their own son over a period of nine months under conditions as nearly identical as possible. The psychobiologists, who since the beginning of the intensive and systematic study of anthropoid apes in the latter part of the last century have deplored that no thoroughgoing effort to domesticate a subhuman primate had been undertaken, can no longer complain, although they will certainly grumble that it was not continued longer. The experimenters scrupulously avoided treating the ape as a pet and accorded her the same patient consideration and the same technique of care and training given to the child.

The infants were observed and studied continuously over a