The Lean Architecture book is the first book to give comprehensive coverage of the DCI paradigm. DCI is a central part of the what-the-system-does part of Lean Architecture. Want to learn more about DCI? Watch these Øredev tutorials from the experts:

• Trygve Reenskaug, DCI's inventor;
• Jim Coplien, who did much of the engineering for DCI;
• Rickard Öberg, who is building the Qi4j environment to support DCI in Java

---

DCI Keynote at SPLASH.