But it is certainly true that modern life requires range, making connections across far-flung domains and ideas. Luria addressed this kind of “categorical” thinking, which Flynn would later style as scientific spectacles. “[It] is usually quite flexible,” Luria wrote. “Subjects readily shift from one attribute to another and construct suitable categories. They classify objects by substance (animals, flowers, tools), materials (wood, metal, glass), size (large, small), and color (light, dark), or other property. The ability to move freely, to shift from one category to another, is one of the
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