He was Head of Department of Biological Sciences, City of London Polytechnic. Subjects dealt with include: Windscale expansion, other aspects of the plant and enquiry; Cumbrian environmentalist groups, including the Network for Nuclear Concern; genetical implications of radioactivity; radioactive emissions; ionising radiation; civil defence debate; Rotblat's opinion. Includes two responses by Rotblat and notes for a talk by Spearing about the arms race and disarmament, especially Cruise missiles.