Part 1: a clinical perspective of periodontal disease, C.Cowell and J.B.Kieser; the periodontium, R.M.Palmer; pathogenesis of chronic inflammatory periodontal disease, R.M.Palmer; the microbiology of periodontal disease, P.D.March; the epidemiology of periodontal disease, A.Sheiham; guidelines for health education to control dental plaque, A.Sheiham; plaque control. Part 2: disease management; surgical therapy; allied problems. Part 3: the role of surgery; furcation involvements; osseous therapy; mucogingival considerations; occlusion and the periodontal tissues; restorative/prosthetic implications; chemical plaque control.