By Dr. Steven R Gundry, MD
By John Hampton (Emeritus Professor of Cardiology, University of Nottingham, Nottingham, UK), Joanna Hampton, MD, MA, BM BCh, FRCP (Consultant Physician, Addenbrooke's Hospital, Cambridge)
By Adrian Wells (University of Manchester, UK)
By Shlomo Breznitz, Collins Hemingway
By Walton, Sir John
By Werner Kahle, Michael Frotscher
By Maskovitz, .
By Joseph Griffin, Ivan Tyrrell
By Annie Sheridan
By Steve Parker
By James Smith
By Edward Estlin, Stephen Lowis
By Menkes, John H.
By Martyn
By Malcolm I. Levene, etc.
By Steve Andreas, Connirae Andreas
By Neil Gordon, Ian McKinlay
By Ian Oswald
By June I. Grieve
By Kate Rankin
By Brian A. Curtis
By John A. Spillane (MD (London) FRCP (London), Consultant Neurologist to the Birmingham Neuroscience Centre, Queen Elizabeth Hospital, Birmingham, UK)
By Arthur S. Reber (Visiting Professor, Visiting Professor, University of British Columbia in Vancouver, Canada)
By Gerald M. Edelman
By Gaynor C Wild, Edward C Benzel
By Richard Passingham (Emeritus Professor, Department of Experimental Psychology, Oxford)
By Simon Ings
By Jane Telford, Jude Welton, Elizabeth Newson
By Penny Kershaw