But it is not only the understanding that evolves. With time, understanding of that concept becomes more subtle, more sophisticated, and often more contentious. That austere framing of an intellectual innovation invites attention, clarifies issues, and provokes reaction and research. When first appearing as a breakthrough conceptualization capable of intellectually organizing and fueling an area of study, concepts and their implications tend to be presented starkly and forcefully. The concept of the digital divide is perhaps itself a case study in the transfer or diffusion of knowledge. Mark Warschauer's book represents an important and necessary stage in the evolution of scholarly thinking about The Digital Divide, a significant concept that recently entered the lexicon of contemporary literature about technology transfer.
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