41. Your comfort level may be more complicated, says Villegas-Reimers, who specializes in multicultural education and moral development . 42. The commission's rules state that material cannot seriously impair the physical, mental or moral development of minors. 43. Knowledge and learning contribute to moral development . 44. He is bearing a message about the importance of family and community to a child's moral development . 45. His work largely has to do with the development of empathy, and its relationship with moral development . 46. Initially a literary society, Ossoli set as its goal the intellectual and moral development of its members. 47. This movement emphasized personal, social, moral development . 48. Kohlberg had argued that girls on average reached a lower level of moral development than boys did. 49. He also deals positively with the notion of levels of moral development , and suggests criteria for assessing these. 50. Jean Piaget s view : Jean Piaget was the first psychologist to suggest a theory of moral development .