Denis Goulet treats the core of development from the angle of the extensive value dimension in his Development Ethics,scientifically explaining such issues as the substance and aim of development,the ethic strategy and evaluation of development.

This article analyzes the ethical challenges in four different cultural traditions which have been brought about by the Human Genome Project, that is, Latin America?India?Confucian tradition and western traditions which include the Catholic moral tradition, the Anglo-American tradition and the European-Continental tradition.

Since Second World War, stratagem psychological warfare brings into playing a more and more important role in international warfare and high-tech local war.