Gerald Malcolm Durrell was born in Jamshedpur, Bihar Province, India, on 7 January 1925, the fourth surviving child of Louisa Florence Durrell (nee NÃ©e), dixie aged-thirty, eight And Lawrence Samuel, durrell, forty a civil. engineer
In the 20th century, an American psychologist named Lawrence Kohlberg developed a model that explained how individuals develop morality. This model is known as Kohlberg's Stages of Moral Development. Kohlberg's model is composed of three stages, each of which includes two phases. The three stages are preconventional morality, conventional morality and postconventional morality.
Lawrence Kohlberg's stages of moral development. 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 while a psychology graduate student at the University of Chicago in 1958, and expanded upon the theory throughout his life.