By Gary K. Beauchamp (Monell Chemical Senses Center, Philadelphia, Pa, USA), Linda Bartoshuk (Yale University School of Medicine, New Haven, Connecticut, U.S.A.)
By Francis Heed Adler, Robert A. Moses
By Patricia A. Broderick, David N. Rahni, Edwin H. Kolodny
By David Hodgson (Judge of the Supreme Court, New South Wales, Judge of the Supreme Court, New South Wales)