A review of what the churches have to say about the technical and social revolutions of our time, including suggestions for study and action for Christians; designed to be used as a follow-up of the World Conference on Church and Society held in Geneva, Switzerland, July 12-26, 1966, and as a preparation for the United States Conference on Church and Society. It has been chosen by the Coordinating Committee on the World Conference and by the social education and action agencies of the denominations for their Coordinated Emphasis for study and action 1967-1969.