## The Principals

**N. Vivian (Viv) Pope** worked for almost twenty years in the telecommunications industry, In 1965, aged 34, he left to become a mature-age student at the University of North Wales, Bangor. Graduating in the Philosophy of Science, he then became a lecturer at the Further Education College in Burton-on-Trent, Staffordshire where he taught Liberal Studies and Philosophy to adult students. He was also Tutor/Counsellor for the Open University. He took early retirement from these posts in order to concentrate on his researches into conceptual problems of modern physics. He has lectured and published numerous papers and books on the subject, both on his own and in collaboration with Anthony Osborne. Viv Pope is married, with three daughters and eight grandchildren.

**Anthony D. Osborne** gained his Ph.D at City University, London for his thesis, *Gravitation and Dynamical Systems*. For more than twenty-five years, he has taught Relativity to Final Year Students at Keele University, Staffordshire, where he is Senior Lecturer in Mathematics. His student textbook, *Complex Variables and Their Applications*, was published by Addison Wesley Longman in 1999. His collaboration with Viv Pope began in 1982, and their first joint paper on the Normal Realist Approach to Relativity, appeared in 1987. Together with Pope he has published books and papers on conceptual issues of modern science. Anthony is married with one son.