 Sen, he published in 1991 the “Handbook of Sequential Analysis”; the emphasis was to cover most of the major developments of that theory (until 1990).In 1968, Ghosh was Visiting Associate Professor at MIT and 1978/1980 Visiting Professor of Statistics at Virginia Tech.In 1986, he received, from the Alexander von Humboldt Foundation (Germany), the Humboldt Prize (Senior U.S. Scientific Award) which allowed him to work as Guest Professor of Mathematical Statistics at the University of Münster (Germany) during 1986/87 and again in 1992.