Introduction

Around 530 million years ago, during an age geologists call the Cambrian explosion, a wide variety of species including all the phyla that exist today burst into existence within as little as 10 million years—a mere flash in geological time. Scientists continue to marvel at this phenomenon, and Darwin himself suggested that the Cambrian explosion happened so swiftly that it might well cast doubt on his theory of natural selection. Today we are experiencing the technological equivalent of the Cambrian explosion. The U.S. Bureau of Labor Statistics predicts that a person graduating high school today will have 11 jobs in her lifetime, and much of this career transience can be attributed to the pace of technological change.i

Technology ...

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