Why can't our opponents be reasonable? In his new book, “The Righteous Mind: Why Good People Are Divided by Politics and Religion,” social psychologist Jonathan Haidt explores the origins of morality in our rapid and automatic moral intuitions.

The Endangered Species Act (ESA) is among the nation's most important and powerful environmental laws. It is also a source of great conflict and controversy.

Reform is crucial if we are to achieve the Endangered Species Act's ambitious goals and conserve the world’s endangered plants and animals.

To be “close-minded” is, according to the dictionary, to be “intolerant of the beliefs and opinions of others; stubbornly unreceptive to new ideas.” To be conservative and close-minded, according to popular portrayal, is a redundancy—a package deal that liberals can and do take for granted.But University of Virginia...

From Mr Alex J. Pollock.

Sir, Jonathan Davis ("Watch that desire for certainty and elegance", FTfm, February 6) correctly addresses the danger of false certainty in economics, but concludes by quoting Keynes about how economic policy had "blundered...

Washington Post editorial writer and liberal blogger Jonathan Capehart is puzzled. Why does the "non-issue" of Harvard law professor and Democratic Senate candidate Elizabeth Warren's Native American ancestry "require so much attention?" he asked last week.

When Warren was teaching at Pennsylvania, Texas and...

A real disagreement about the appropriate role of art.

French opposition to the Louvre"s deal to open an affiliate museum in Abu Dhabi is hypocritical.