Daniel R. Headrick is professor of social science and history, emeritus, at Roosevelt University. He is the author of numerous books, including The Tools of Empire, The Tentacles of Progress, The Invisible Weapon, When Information Came of Age, Technology, and Power over Peoples. He lives in New Haven, Connecticut.
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Since the appearance of Homo sapiens on the planet hundreds of thousands of years ago, human beings have sought to exploit their environments, extracting as many resources as their technological ingenuity has allowed. As technologies have advanced in rece... SEE MORE