This book:
- introduces the distinctive psychoanalytic basic principles of both Melanie Klein and Donald Winnicott;
- compares and contrasts the way in which their concepts evolved; and
- shows how their different approaches contribute to distinctive psychoanalytic paradigms.

The aim is twofold - to introduce and to prompt research.

It consists of five parts, each with two chapters, and one by each author that describes the views of Klein and of Winnicott on five chosen issues: basic principles, early psychic development, the role of the external object,...