Biographical sketches of authors

Reinhardt A. Botha   Faculty of Computer Studies, Port Elizabeth Technikon, University Way, Port Elizabeth 6000, South Africa (electronic mail: rbotha@computer.org). Mr. Botha is a senior lecturer at the Port Elizabeth Technikon and a doctoral candidate at the Rand Afrikaans University. He has been involved in the design and implementation of electronic document management systems, as well as back-end systems integration since 1990. His main research interests include workflow, information security, and human-computer interaction. He received an M.Sc. degree from the Rand Afrikaans University in 1997.

Jan H. P. Eloff   Department of Computer Science, Rand Afrikaans University, P.O. Box 524, Auckland Park 2006, South Africa (electronic mail: eloff@rkw.rau.ac.za). Dr. Eloff received a Ph.D. degree in computer science from the Rand Afrikaans University. He gained practical experience by working as a management consultant specializing in the field of information security. Since 1988 he has been a full professor in the Department of Computer Science at the Rand Afrikaans University. He is chairperson of the Special Interest Group in Information Security, affiliated with the Computer Society of South Africa. He is also chairperson of the International Working Group 11.2 of IFIP specializing in small systems security. He has published extensively in a wide spectrum of accredited international subject journals. Many acclaimed international and national conferences were organized and conducted under his leadership, and he has presented papers at leading information security conferences on an international level. Dr. Eloff is an evaluated researcher from The National Research Foundation (NRF), South Africa, and he is an advisor to industry on various information security projects.