Innovative model intervention strategies used in the United Kingdom and the United States are described in detail in part 3. McKay and Pollard make a unique contribution in their discussion of community support networks and the roles and responsibilities of professionals. In part 4, on parenting, contributors focus on specific disorders, consequent parenting difficulties, potential outcomes for children, and recommendations for intervention. The implications for parenting, and the impact on children, of schizophrenia, affective disorders, personality disorders, alcohol and drug problems, learning disabilities, eating disorders, and psychosomatic disorders are reviewed.