Wrote or co-wrote 19 books. Research interests directed toward the discovery and understanding of phenomena in solids and liquids. Has done extensive theoretical research on topics dealing with solid-state physics, especially effects isotopes have on the properties of solid matter, particularly on semiconductors. Is the recipient of the 1975 Alexander von Humboldt Senior U.S. Scientist Award. Is an expert on Renaissance liturature and Shakespeare.
Research focuses on automation and artificial intelligence for the construction industry.
Author of over 100 publications in computer-based decision support systems for engineering project management. Is president-elect of the International Association for Automation and Robotics in Construction. Is recipient of NSF Presidential Young InvestigatorAward and ASCE Huber Research Prize. Is expert on Russian history and politics and the politics of oil in the former Soviet Union. Can address questions on wars in Chechnya and Armenia - Azerbaijan.