Brian Henderson-Sellers is Director of the Centre for Object Technology Applications and Research and Professor of Information Systems at the University of Technology, Sydney (UTS). He is author or editor of 27 books and is well-known for his work in OO and AO methodologies (MOSES, COMMA, OPEN, OOSPICE, FAME), OO metrics and metamodelling. More recently, he has chaired workshops at OOPSLA and AOIS on agent-oriented methodologies. He is Editor of the International Journal of Agent-Oriented Software Engineering and on the editorial board of Journal of Object Technology, Software and Systems Modelling and International Journal of Cognitive Informatics and Natural Intelligence. In July 2001, Professor Henderson-Sellers was awarded a Doctor of Science (DSc) from the University of London for his research contributions in object-oriented methodologies.