Model Combination Core rule: Combine only when each model answers a different named question. Cap at three, name the conflict rule before applying, then synthesize once. When to Use - One model already applied (or clearly primary) still leaves a material blind spot that another mechanism covers. - Problem spans domains (e.g. risk + choice + system structure) and stakes justify multi-lens work. - You need independent checks, not confirmation of the same conclusion. - You can name a distinct role per model before running them. When NOT to Use - A single catalog skill fully answers the unknown —…