As “breaking news” banners stream across ubiquitous televisions or chirp on our phones throughout each day, no human interaction, accomplishment, or idea seems to remain hidden for very long. Lately these revelations are like a shower of potsherds and tesserae, tempting us not only to imagine these fragments in their original wholeness, but also to contemplate the underlying structures of the society that produced them, now exposed to view as never before. The more we perceive the outlines of these sometimes beautiful, often ugly structures revealed within the soil of our past, the less we may accept as natural the assumptions and values that they support. Positive change requires nothing less....

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