 Arthur Jeffrey Dempster

Arthur Jeffrey Dempster (born July 27, 1912 – July 16, 2015) was an American statistician known for his significant contributions to statistics, particularly in the areas of Bayesian statistics, multivariate analysis, and the development of the Dempster-Shafer theory of belief functions. He was a professor at Harvard University and played a crucial role in the advancement of statistical methods and their applications.