When worldviews collide, the impasse is structural—not a matter of stupidity or bad faith, but of incommensurable axiom stacks with no shared measurement standard. This chapter provides two practical tools: the Bridge-Building Protocol for dialogue across stack boundaries, and the Worldview Comparison Method—five criteria for evaluating competing worldviews rigorously, honestly, and without pretending to neutral ground. Ends with an invitation for the reader to run the method