 Unlike Kuhnian paradigms, several of Hacking’s styles of thinking and doing can exist side by side, e.g., the laboratory and hypothetical modeling traditions. Yet people living before and after the historical crystallization of a style would find each other mutually unintelligible. Hacking recognizes that Kuhnian problems of relativism lurk in such positions. “Just as statistical reasons had no force for the Greeks, so one imagines a people for whom none of our reasons for belief have force” (2002: 163). This sort of incommensurability is closer to Feyerabend’s extreme cases (as in the ancient Greek astronomers versus their Homeric predecessors) than to Kuhn’s “no common measure” (2002: chap. 11). Writes Hacking,