• quantitative formalisms for representing uncertainty, such as probability theory and Dempster-Shafer theory;
• game theory, in systems with multiple, competing participants;
• political theory—for example, in systems supporting deliberative democracy; and
• organization theory—for example, in systems supporting collaborative work.
Iyad Rahwan is a fellow in the University of Edinburgh's School of Informatics and a lecturer in the Faculty of Informatics at the British University in Dubai. His research interests are computational models of argument and multiagent systems. He received his PhD in information systems from the University of Melbourne. He's a member of the ACM and AAAI. Contact him at the Faculty of Informatics, British Univ. in Dubai, PO Box 502216, Dubai, UAE; firstname.lastname@example.org.
Peter McBurney is a senior lecturer in the University of Liverpool's Department of Computer Science. His research interests are multiagent systems, argumentation, and automated decision making. He received his PhD in computer science from the University of Liverpool. He's co-editor in chief of the Knowledge Engineering Review. Contact him at the Dept. of Computer Science, Univ. of Liverpool, Ashton Bldg., Liverpool L69 3BX, UK; email@example.com.