Part 1 Introduction; Chapter 1 Orientation; Chapter 2 The Plan and Methods of the Research; Part 2 Results of the Research; Chapter 3 The Field Study of a Slum Area; Chapter 4 Discussion of the Slum Life History and its Implications for Personality Development; Chapter 5 The Background Study of the Public School Group; Chapter 6 Discussion of the Public School Background Study; Chapter 7 The Personality Tests; Part 3 Summary and Conclusions; Chapter 8 Summary of the Results; Chapter 9 Conclusions and Final Comment;