Joseph Halpern

Who is Joseph Halpern?

Joseph Yehuda Halpern is a professor of computer science at Cornell University. Most of his research is on reasoning about knowledge and uncertainty.

Halpern graduated in 1975 from University of Toronto with a B.S. in mathematics. He went on to earn a Ph.D. in mathematics from Harvard University in 1981 under the supervision of Albert R. Meyer and Gerald Sacks. He has written two books, Reasoning about Uncertainty and Reasoning About Knowledge and is a winner of the 1997 Gödel Prize in theoretical computer science and the 2009 Dijkstra Prize in distributed computing. In 2002 he was inducted as a Fellow of the Association for Computing Machinery and in 2012 he was selected as an IEEE Fellow.

Halpern is also the administrator for the Computing Research Repository, the computer science branch of arXiv.org, and the moderator for the "general literature" and "other" subsections of the repository.

His students include Nir Friedman, Daphne Koller, and Yoram Moses.