Markets are as old as the crossroads. But capitalism, as we know it, is only a few hundred years old, enabled by cooperative arrangements and technologies, such as the joint-stock ownership company, shared liability insurance, double-entry bookkeeping.

Markets are as old as the crossroads. But capitalism, as we know it, is only a few hundred years old, enabled by cooperative arrangements and technologies, such as the joint-stock ownership company, shared liability insurance, double-entry bookkeeping.

Any disease support community is a place of deep bonds and empathy, and there are thousands if not tens of thousands of them.

The Amish communities of Pennsylvania, despite the retro image of horse-drawn buggies and straw hats, have long been engaged in a productive debate about the consequences of technology.

Inexpensive phones and pay-as-you go services are already spreading mobile phone technology to many parts of that world that never had a wired infrastructure.

Young voters are crucial. The trend over recent years has been for them to drift away. So anything that gets young voters interested in the electoral process not only has an immediate effect, but has an effect for years and years.

I think e-mail petitions are an illusion. It gives people the illusion that they're participating in some meaningful political action.