Clive Thompson on how our intelligence is changing

Google has just announced that it is working on a smart contact lens. Now think about this: A tiny eyeball-attaching computer filled with enough sensor technology that it can measure glucose in the fluid of a diabetic's eye. The medical community was thrilled.

Journalist Clive Thompson got an idea of what this might be like when he got a glimpse of a computer lens that clips right onto your glasses and gives you instantaneous access to oceans of information.

In Thompson's latest book, "Smarter Than You Think," he pushes back against the apocalyptic warnings of ever-present technology and argues that it's shaping our minds for the better.

"I don't think we're doomed to be overwhelmed," he told The New Yorker. "We have a long track record of adapting to the challenges of new technologies and new media, and of figuring out self-control. Cities, considered as a sort of technology in themselves, were enormously overstimulating and baffling for the new residents when the West began urbanizing, in the nineteenth century.