The 30 papers in this collection are arranged in five sections which address general issues, neurodevelopmental disorders, other neurological conditions, non-neurological pediatric disorders, and psychiatric disorders. The papers are: (1) "Sleep Disturbance: A Serious, Widespread, Yet Neglected Problem in Disorders of Development" (Gregory Stores and Luci Wiggs); (2) "Normal Sleep Including Developmental Aspects" (Stores); (3) "Sleep Problems and Sleep Disorders: General" (Stores and Wiggs); (4) "Sleeplessness" (Wiggs and Stores); (5) "Excessive Sleepiness" (Stores); (6) "Episodic Disturbances of Sleep (Parasomnias)" (Stores); (7) "General Aspects of Sleep and Intellectual Impairment" (Wiggs and Stores); (8) "Sleep and Down Syndrome" (Rebecca Stores); (9) "Sleep Disorders and Prader-Willi Syndrome" (Antonia Vela-Bueno and others); (10) "Sleep and Craniofacial Syndromes" (Narong Simakajornboon and Robert Beckerman); (11) "Sleep Problems in Children with Mucopolysaccharidosis" (Gillian Colville and Martin Bax); (12) "Sleep Disturbances in Tuberous Sclerosis Complex" (Paolo Curatolo and Stefano Seri); (13) "Sleep Disorders and Rett Syndrome" (Henry S. Roane and Cathleen C. Piazza); (14) "Aspects of Sleep in Other Neurodevelopmental Disorders" (G. Stores); (15) "Sleep Patterns in the Epilepsies" (G. Stores); (16) "Sleep Abnormalities and Cerebral Palsy" (Suresh Kotagal); (17) "Sleep Disorders and Neuromuscular Diseases" (Simakajornboon and Beckerman); (18) "Visual Impairment and Associated Sleep Abnormalities" (G. Stores); (19) "Disorders of Sleep in Other Neurological Conditions" (G. Stores); (20) "Sleep Disorders and Childhood Allergy" (Andre Kahn and others); (21) "Sleep Disorders in Asthma, Bronchopulmonary Dysplasia and Cystic Fibrosis" (Gerald Loughlin); (22) "Aspects of Sleep in Other General Pediatric Conditions" (G. Stores); (23) "Sleep Disturbances in Anxious Children" (E. Jane Garland); (24) "Sleep and Depression" (Ronald E. Dahl and Daniel S. Lewin); (25) "Sleep and Trauma in Children" (Avi Sadeh); (26) "Sleep Problems in Attention Deficit Hyperactivity Disorder" (Penny Corkum); (27) "Sleep in Children with Autism and Asperger Syndrome" (Amanda Richdale); (28) "Disturbances of Sleep in the Chronic Fatigue Syndrome" (G. Stores); (29) "Sleep in Other Psychiatric Disorders of Childhood and Adolescence" (G. Stores); and (30) "Future Developments" (G. Stores and Wiggs). (Individual papers contain references.) (DB)