103 years ago today, on January 22, 1922 (December 25, 1921 in the lunar calendar), Price, the founder of American scientific metrology and one of the founders of information science, was born. Price (1922.1.22~1983.9.3) Derek John de Solla Price was an American scientist, founder of scientific metrology and one of the founders of information science. Jews. Graduated from the Department of Physics at the University of London in 1942 and received a doctorate in physics in 1946. He has served as a professor at Yale University and director of the Historical and Technological Instruments Museum of the Peabody Museum. The book "Science since Babylon" was published in 1961, reflecting new insights into science. In 1962, he served as Chairman of the Department of History of Science and Medicine at Yale University, Chairman of the Mellon Foundation, and concurrently served as a member of the Information Council of the National Science Foundation. Since then, he has studied bibliometrics, library science and science policy, and has established close ties with the Philadelphia Institute of Scientific Information. He judged the value of scientific papers based on the Science Citation Index edited and published by the institute, and proposed a statistical model for the growth of scientific papers, laying the foundation for information science research. He has served as a science policy adviser for UNESCO and has been hired as science policy adviser for Argentina, Australia, Brazil, Denmark, Egypt, Germany, India, Israel, Pakistan, the Soviet Union and a number of Eastern European countries. In 1983, he was elected as a member of the Royal Swedish Academy of Sciences. Price has published more than 300 papers and 17 monographs. Among them, those that have had a profound impact on information science include "Science Since Babylon","Scientific Papers Network","Small Science, Big Science","Some Problems in the World's Brain","Citation Cycle", etc.