There are problems affecting big parts of our lives that seem intractable. From politics, to health care, to law and the justice system; some things just don’t seem to work as they should.

In this hour, TED speakers share some big ideas on how to solve the seemingly impossible.

1. Philip K. Howard: Is The Law Making Us Less Free?
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2. Lawrence Lessig: Has Money Taken Over American Politics?
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3. Rebecca Onie: What If Our Health Care System Kept Us Healthy?
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4. Bryan Stevenson: Why Can’t We Talk About An Injustice?

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