Editor’s note: Jim Manzi is the author of “Uncontrolled: the Surprising Payoff of Trial-and-Error for Business, Politics, and Society.” He is the founder and chairman of Applied Predictive Technologies, a global provider of predictive analytics software. Manzi is a senior fellow at the Manhattan Institute and a contributing editor at...

There’s no need to be defensive; the president made a good call on bin Laden, but his courage in that instance pales next to a record that includes his embrace of American decline, his fear of American leadership, his degradation of the military (and not just the Navy, as the Romney campaign appears to think).

Just as subatomic particles are the basic building blocks of physics, so prices and quantities are the fundamental building blocks of the economy, the foundation upon which all analysis, theory, measurement, and policy rests. If prices or their rate of change, inflation, are not measured accurately, there will be cracks...

Over-indexing of social security and other federal programs will add $1 trillion to the national debt over the next dozen years, and expenditures due to over-indexing will be the fourth largest category of federal spending in 2008.

The overwhelming success of the Mega Millions enterprise makes it an irresistible target for something more — a way to transform American elections and along the way reduce our deep political dysfunction.

Informed, willing and healthy prisoners should not be deprived of the opportunity to help the sick while improving their own prospects once they are free.

We should educate people about their rights, teach consistently about the creation of political parties, work to free political prisoners and build the foundations of freedom.