Alan D. Baddeley, Department of Psychology, University of York, Heslington, York, YO10 5DD, UK
Alan Baddeley was Director of the Medical Research Council Applied Psychology Unit in Cambridge, UK for over 20 years. He is now at the University of York. He is a cognitive psychologist with broad interests in the functioning of human memory under both normal conditions and conditions of brain damage and stress.

Michael D. Kopelman, Neuropsychiatry and Memory Disorders Clinic, St Thomas' Hospital, Lambeth Palace Road, London SE1 7EH, UK
Michael Kopelman is Professor of Neuropsychiatry in the Institute of Psychiatry based at St Thomas' Hospital, King's College, London. He holds qualifications in both neuropsychiatry and neuropsychology, and has particular interest and expertise in a wide range of memory disorders, both neurological and psychogenic. He runs a neuropsychiatry and memory disorders clinic at St Thomas's Hospital.

Barbara A. Wilson, MRC Cognition and Brain Sciences Unit, 15 Chaucer Road, Cambridge CB2 2EF, UK
Barbara Wilson is a senior scientist at the MRC Cognition and Brain Sciences Unit and is Director of Research at the Oliver Zangwill Centre for Neuropsychological Rehabilitation, Ely, UK. She is a clinical psychologist with particular interests in the impact of neuropsychological memory deficits on everyday functioning and improving methods of neurorehabilitation. She was awarded an OBE in 1998 for services to medical rehabilitation, and is Editor-in-Chief of the journal Neuropsychological Rehabilitation.