pt. I An illustrative analysis of a group meeting -- Introduction -- Analysis of the events in sequence -- A systematic analysis -- pt. II The group as a whole -- Group structure -- Group dynamics -- Some quantitative considerations -- Growth and history -- The group authority -- The classification of groups -- pt. III The individual in the group -- Personality structure -- Analysis of transactions -- Analysis of games -- Adjustment of the individual to the group -- pt. IV Applied social psychiatry -- Group psychotherapy -- The therapy of ailing groups -- Management of organizations.