Biography about lawrence kohlberg moral development chart

Psychological theory describing the evolution of moral reasoning

Lawrence Kohlberg's stages of moral development constitute an adaptation of a psychological theory originally conceived by the Swiss psychologist Jean Piaget.

Kohlberg began work on this topic as a psychology graduate student at the University of Chicago in and expanded upon the theory throughout his life.^[1][2][3]

The theory holds that moral reasoning, a necessary (but not sufficient) condition for ethical behavior,^[4] has six developmental stages, each more adequate at responding to moral dilemmas than its predecessor.^[5] Kohlberg followed the development of moral judgment far beyond the ages studied earlier by Piaget, who also claimed that logic and morality develop through constructive stages.^[6][5] Expanding on Piaget's work, Kohlberg determined that the process of moral development was prin