196 1 published the book Science since Babylon, which reflected a new view on science. From 65438 to 0962, he was the head of the Department of History of Science and History of Medicine at Yale University, the chairman of Mellon Foundation, and the director of the Information Committee of National Science Foundation. From then on, he began to study bibliometrics, library science and science policy, and established close ties with institute for scientific information in Philadelphia, USA. He judged the value of scientific papers according to the Science Citation Index edited and published by the Institute, and put forward a statistical model for the growth of scientific papers, which laid the foundation for information science research. He used to be a science policy adviser to UNESCO, and was hired as a science policy adviser to Argentina, Australia, Brazil, Denmark, Egypt, Germany, India, Israel, Pakistan, the Soviet Union and some countries in Eastern Europe. 1983 was elected as an academician of the Royal Swedish Academy. Price has published more than 300 papers, including 7 monographs/kloc-0. Among them, Science since Babylon, Network of Scientific Papers, Little Science, Big Science, Some Problems in the World's Brain, and Citation Cycle have far-reaching influences on information science.