Contents: Part I:Overview and Introduction.K.A. Riekert, D. Drotar, Adherence to Medical Treatment in Pediatric Chronic Illness: Critical Issues and Answered Questions. Part II:Historical Foundations.J.A. Trostle, The Ideology of Adherence: An Anthropological and Historical Perspective. B.M. Korsch, Pediatric Compliance From a Patient/Family Perspective. Part III:Conceptual Models of Adherence and Compliance for Clinical Care and Research.T.L. Creer, Self-Management and the Control of Chronic Pediatric Illness. L.J. Bauman, A Patient-Centered Approach to Adherence: Risks for Nonadherence. Part IV:Measurement Issues.D.M. Matsui, Children's Adherence to Medication Treatment. B.G. Bender, H. Milgrom, C. Rand, F.S. Wamboldt, Measurement of Treatment Nonadherence in Children With Asthma. A.M. Delamater, Critical Issues in the Assessment of Regimen Adherence in Children With Diabetes. Part V:Influences on Adherence to Treatment in Childhood Chronic Illness.N. Walders, C. Nobile, D. Drotar, Promoting Adherence to Treatment in Childhood Chronic Illness: Challenges in a Managed Care Environment. M.R. DiMatteo, Practitioner-Family-Patient Communication in Pediatric Adherence: Implications for Research and Clinical Practice. C.E. Ievers-Landis, D. Drotar, Parental and Child Knowledge of the Treatment Regimen for Childhood Chronic Illnesses: Related Factors and Adherence to Treatment. Part VI:Impact of Adherence to Treatment on Child Health Outcomes and Research Findings.J.W. Varni, J.R. Jacobs, M. Seid, Adherence to Treatment as a Predictor of Health-Related Quality of Life. S.B. Johnson, Compliance Behavior in Clinical Trials: Error or Opportunity? Part VII:Interventions to Promote Adherence to Treatment in Childhood Chronic Illness.M.A. Rapoff, Facilitating Adherence to Medical Regimens for Pediatric Rheumatic Diseases: Primary, Secondary, and Tertiary Prevention. B.J. Anderson, J. Brackett, J. Ho, L.M.B. Laffel, An Intervention to Promote Family Teamwork in Diabetes Management Tasks: Relationships Among Parental Involvement, Adherence to Blood Glucose Monitoring, and Glycemic Control in Young Adolescents With Type 1 Diabetes. T. Wysocki, P. Greco, M. Harris, N.H. White, Behavioral Family Systems Therapy for Adolescents With Diabetes. A.L. Quittner, D. Drotar, D. Seidner, N. Slocum, J. Jacobsen, Adherence to Medical Treatments in Adolescents With Cystic Fibrosis: The Development and Evaluation of Family-Based Interventions. L.J. Stark, Adherence to Diet in Chronic Conditions: The Example of Cystic Fibrosis. D.E. Sandberg, T. Mazur, R.A. Hazen, D.E. Alliger, J. Buchlis, M.H. MacGillivray, Promoting Adherence to Growth Hormone Among Children With Growth Failure. Part VIII:Summary of Recommendations to Enhance Practice, Research, and Training Concerning Adherence to Treatment in Childhood Chronic Illness.D. Drotar, K.A. Riekert, E. Burgess, R. Levi, C. Nobile, A. Seja, N. Walders, Adherence to Treatment in Childhood Chronic Illness: Issues and Recommendations to Enhance Practice, Research, and Training.