Vernon Vaughn

This toolbox, actually a set of patterns, was first codified by Eric Evans in the book Domain-Driven Design: Tackling Complexity in the Heart of Software [DDD] .

DDD is a set of tools that assist you in designing and implementing software that delivers high value, both strategically and tactically.

• Software development is considered a cost center rather than a profit center. Generally this is because the business views computers and software as necessary nuisances rather than sources of strategic advantage.