He most distinctive feature of effective Catholic Schools their outstanding culture, which gives them a special ethos or spirit. They are places where people find meaning through relationships which are nourishes by the curriculum and life of the schools. Research has shown that the complex social-psychological processes at work in the culture of such schools have a pervasive effect on students' educational and religious development. In some schools all students do better, even those of modest natural ability. There is a certain dynamic at work in the culture of these schools which has the potential to develop the best in students.