Abstract : This report defines the information sciences by listing the interdisciplinary scientific and technological areas involved. It discusses state of-the-art trends and research activities in a number of areas of the information sciences which have direct application to intelligence, information, and command and control systems. It correlates important state-of-the-art trends and research areas of broad scope with system design and with present and future system problems and needs. The correlation is in terms of the demands and possible threats of the coming two decades.