Dr. Satyendra Lal De obtained his Graduate and PostGraduate degrees from the University of Calcutta and also obtained his Ph.D degree from the same University. He was well versed with computer language since its early stage. He served the Indian Statistical Institute, Calcutta, for more than three decades, till his retirement in 1992. He was a member of several professional and scientific organisations. His papers were published in several journals and books.