Originally published in 1970, this is a survey of findings on the learning of young animals and human infants. In an attempt to discover some of the characteristic features of early learning, it examines all types of learning from conditioning and the primitive process known as ‘imprinting’, usually associated with ducklings, to the beginnings of understanding and language. The so-called ‘critical’ periods for social learning and personality development are considered at some length, and a close look is taken at research methods used in studying early learning, and at the needs and...