Status: IN
The GoF provides both a complete design knowledge system (formalization heritage grounding SOLID's empirically validated mastery framework) and a complete lifecycle methodology (preventive deployment via eight redesign causes mapped to patterns, curative deployment via refactoring targets, systematic seven-step application method), giving practitioners both the conceptual foundation and the operational process for pattern-based design.
Knowledge system (what to know) combined with lifecycle methodology (how to apply) yields complete practitioner support
Depends on (SL): design-knowledge-system-complete, patterns-complete-lifecycle-methodology