“The Net’s impact—the widespread availability of two- way electronic communications—will change all of our lives.” —Esther Dyson, futurist and author of Release 2.0

When television became popular in the 1950s, it provided a window to the world, but it also encouraged people to spend less time outside visiting with neighbors. The automobile furnished people with mobility, but it also created pollution and led to the creation of suburban sprawl. Today, the Internet allows people to access unlimited amounts of information and connect with people around the world, but some experts believe it has also led to social isolation and loss of privacy. As David Mennahum and a group of eleven other technology writers assert, “Technology is making life more convenient and enjoyable, and many of us healthier, wealthier and wiser. But it is also affecting work, family, and the economy...