Abstract: This paper examines researches done by some of Piaget's and L.Kohlberg's successors since the 1960's on moral cognitive developmentof the child. The author of the paper, confirmed some of Piaget's andKohlberg's theories, revised or pounded some. of their other theories,and at certain points f raised. criticisms or, disagreements.The authorconsidered that the schools of theories in.the West should be approachedcritically, and that Chinese psychologists should benefit from the goodpoints in Western methodology and anply them in the light of theactual situations in China in the advancement of research on themoral development of the child and adolescent.

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