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This work is by no means light literature that can be read in an hour or two over a box of candy. In order to tap this mine of information—and it is a rich mine—one must bite hard, chew well and use all of one's mental juices. And having done this one has the satisfied feeling of having seen a good mind work, and of having becoming the wiser for it.
In this book Gesell gives the results of his seven years' study of the growth of the infant. He has studied the infant from a biologic point of view through repeated periodic examinations and with the most modern objective methods. He emphasizes the importance of experimental etiology in placing the phenomena of growth on a firm basis of fact. He does not attempt to keep separate the mind and the body, but rather he brings