Dr M H Beilby is a Lecturer and Director of the Centre for Computer-based Learning at the University of Birmingham. He introduced computational mathematics courses to Birmingham and is a founder member of the CIText Group. Dr R D Harding is the Assistant Director of Research in the Department of Applied Mathematics and Theoretical Physics (DAMTP) at the University of Cambridge. He has been running the CATAM project since 1971 and is a founder member and chairman of the CIText group. Dr Harding is also the Series Editor of the Adam Hilger Computer Illustrated Text Series. Dr M R Manning has been a Computer Officer at DAMTP since 1984. He is an assessor for the CATAM course and is also a founder member of the CIText Group.