"Our world flits between contingency and convergence, providing the illusion of structure and order, until one tiny adjustment changes everything. (...) Nature makes a random mistake, or a contingent deviation, and, poof, you've got a new kind of beetle." Brian Klaas (2025). Fluke: chance, chaos, and why everything we do matters. Photo of tapestry with map behind by Monica Pinheiro CC BY-NC-SA (CC) February 2026.