| As one of the most developed countries on higher education, American has achieved greatly, which should be thanks a lot to their advanced higher education mechanism. As the foundation of the postgraduate education, the quality of masters contributes much to the elite education, namely, doctor education. In 30 years after the second world war(1945-1975), American graduate education appeared a prosperity development, at the same time, with the expand graduate education, the United States took great attention to the importance of the quality of graduate education. In order to guarantee the quality of the graduate student education, the federal government, state governments, society and colleges and universities were taking measures actively. It has proved that American postgraduate education quality assurance measures taken are effective.In this paper, the main body consists of five parts:The first part: the expansion of the scale of graduate education in the United States after World War II. This part introduces the basic situation of graduate education in America before 1945, and analyzes the expansion of scale of graduate education in America after World War II.The second part: the development of quality assurance system of graduate education in the United States after the second world war. This part summarizes form reasons for the quality assurance system of American graduate education, these are analyzed from three aspects: social, economic and policy aspects. And it combs the formation of quality assurance system of graduate education in American.The third part: the basic framework of quality assurance system of American graduate education after the second world war. This part mainly discusses from the internal and external aspects to discuss the framework of quality assurance system of graduate education. External security system includes the supervision of the federal and state governments, as well as the certification institution and social assessment to evaluate the quality of graduate students. Internal security system includes tutor quality, Matriculate quality, the quality in training process, education funding assurance and graduation thesis assurance aspects.The fourth part: the performance of American graduate education quality assurance system after World War II. This part mainly analyzes and summarizes the achievements of graduate education quality assurance system in its implementation, and then summarizes the experience of American graduate education quality assurance system.The fifth part: the enlightenment to our country’s quality assurance system of graduate education. This part analyzes the basic situation of graduate education in our country at present time, and puts forward suggestions to improve the graduate students education quality assurance system in our country.American quality assurance system for graduate education has its own American characteristic, which inspires us to reform our countries in this area and look for a balance between different related-aspects. |