The Proceedings of the Seventh Conference on Probability Theory contains all the invited papers and a selection of those contributed at the conference, held in Bra?ov, Romania on August 29th to September 2nd, 1982. <BR>The scope of this conference was considerably broaded than those of recent years. In addition to probability theory, the book includes sections on mathematical statistics, operational research and mathematical programming, and biomathematics. A number of the papers published provide an overview of recent research results. Others examine the direction research is taking, and discuss contemporary problems in the science. <BR>The book will be of value not only to the individual scientist but also to the department or institute library with collections in this area.