Martin's books formalised learnings of others - including those from the Smalltalk community - and PoEAA acts like a good map to the works of information system

Martin's books formalised learnings of others - including those from the Smalltalk community - and PoEAA acts like a good map to the works of information systems. When I say that "Eric took that idea and ran with it", I mean that Eric went into a lot of detail on the Domain Model (and wrote the definitive book on it). Given the way that Fowler (and Thought Works) work I wouldn't be surprised if Eric was one of the main sources. Both books had a great impact on me, and they're both on the reading list I give to developers I'm mentoring. Properly applied DDD is extremely effective, just using Bounded Contexts is extremely valuable (i.e. taking a high level view of your enterprise, putting logical boundaries in place and accepting different abstractions in different contexts).