Research on children's perceptions of control has identified both changes and consistencies in control beliefs during childhood and early adolescence. Developmental changes in coping have also been documented. Implications of research for interventions aimed at enhancing children's problem-solving and coping skills are discussed. (SLD)

Research suggests that primary control increases as humans develop from infancy through middle age and then decreases in old age. To minimize losses, individuals rely on cognitively based secondary control processes in middle and old age. Literature on adult control processes is reviewed. (SLD)

This journal issue brings together research on perceptions of control of several vulnerable populations, specifically children, lower level employees, the ill, and the aged. This introduction discusses positive outcomes associated with sense of control and identifies common themes found in work in this area. (SLD)