Foreword

In this new book, Vaughn Vernon presents the whole of Domain-Driven Design (DDD) in a distinctive way, with new explanations of the concepts, new examples, and an original organization of topics. I believe this fresh, alternative approach will help people grasp the subtleties of DDD, particularly the more abstract ones such as Aggregates and Bounded Contexts. Not only do different people prefer different styles—subtle abstractions are hard to absorb without multiple explanations.

Also, the book conveys some of the insights of the past nine years that have been described in papers and presentations but have not appeared in a book before now. It places Domain Events alongside Entities and Value Objects as the building blocks of a model. ...

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