The modern world has witnessed tremendous increases in prosperity, and that material abundance has spurred great achievements. But these successes have also brought enormous and troubling side effects. Climate change, biodiversity loss, social inequality, and more problems have grown into crises with potential to challenge the achievements themselves. Alongside these challenges, many outstanding proposals have also emerged for dealing with our present crises. The crises and the insights for addressing them are in a harrowing competition, reminiscent of what H. G. Wells called “a race between education and catastrophe.” During recent chapters of this contest, especially in the United States, sound suggestions for halting or reversing environmental deterioration and for reducing class and racial inequities have gained some public and political support but have also met considerable resistance.1 While direct work to address the crises is important, those efforts can be supported with understanding of the people and ideologies...

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