By Richard R. Sinden (Albert B. Alkek Institute of Biosciences and Technology, Texas A & M University, Houston, U.S.A.)
By Philip Kearey (Lecturer in Applied Geophysics, University of Bristol), Frederick J. Vine (Professor of Environmental Sciences, University of East Anglia, Norwich)
By Alan Hinchliffe (Reader in Chemistry, UMIST (University of Manchester Institute of Science and Technology), Manchester M60 1QD, United Kingdom)
By Frances M. Ashcroft (University of Oxford, U.K.)
By Ailsa Allaby, Michael Allaby
By Richard Holmes
By Kenneth R. Lang
By Mae-wan Ho (Inst Of Science In Society, UK)
By ALAN MARTIN and SAMUEL A. HARBISON