John Krogstie is currently senior researcher at SINTEF Telecom and Informatics, which is part of Scandinavia's largest research institute. Previously, he worked nine years for Accenture within development and deployment of methodology, knowledge management, and process improvement. He has a Ph.D. and MSc within information systems from NTNU, the Norwegian University of Science and Technology in Trondheim, where he also currently holds a position as adjunct professor. His main research areas are modeling of enterprise information systems, knowledge management and computer-supported cooperative work. He has published more than 50 articles in Journals, Books, Conferences and Workshops since 1991. He is a Norwegian representative to IFIP TC 8 and a member of IFIP WG8.1.
Dr. Terry Halpin is Distinguished Professor and Vice President (Conceptual Modeling) at Northface University. He obtained the following academic qualifications at The University of Queensland: BSc, DipEd, BA, MLitStud, PhD. After many years in academia, he worked on data modeling technology at Asymetrix Corporation, InfoModelers Inc., Visio Corporation, and Microsoft Corporation, before returning to academia to develop data models and curricula to facilitate application development using a business rules approach to informatics. His research focuses on conceptual modeling and conceptual query technology. He is the recipient of the DAMA International Achievement Award for Education (2002), is a member of IFIP WG 8.1 (Information Systems) and several academic program committees, is an editor or reviewer for several academic journals, and has presented seminars and tutorials at dozens of international conferences.
Keng Siau is Associate Professor of Management Information Systems (MIS) at the University of Nebraska, Lincoln (UNL). He is also the Editor-in-Chief of the Journal of Database Management and the Series Editor for the book Advanced Topic in Database Research. He received his Ph.D. degree from the University of British Columbia (UBC), where he majored in Management Information Systems and minored in Cognitive Psychology. His master and bachelor degrees are in Computer and Information Sciences. Dr. Siau has over 150 publications. He served as the Organizing and Program Chairs for the International Workshop on Evaluation of Modeling Methods in Systems Analysis and Design (EMMSAD) (1996 2003).
