John Arnold, PhD, has been with the University of New South Wales since 1978, most recently at University College, Australian Defence Force Academy, Canberra, Australia. He is currently Professor of Electrical Engineering and Deputy Head of the University College. His research interests lie in the fields of video coding, error resilience of compressed digital video, and coding of remotely sensed data, and he is an Associate Editor of the IEEE Transactions on Circuits and Systems for Video Technology.

Michael Frater, PhD, has been with the University of New South Wales at the Australian Defence Force Academy, Canberra, since 1991, where he is currently an Associate Professor in the School of Information Technology and Electrical Engineering. His research interests include audio-visual communications and communications systems.

Mark Pickering, PhD, is a Senior Lecturer in the School of Information Technology and Electrical Engineering with the University of New South Wales at the Australian Defence Force Academy, Canberra. His research interests include video and audio coding, data compression, information security, data networks, and error-resilient data transmission.