The theory of cognitive dissonance proposes that people are averse to inconsistencies within their own minds. It offers one explanation for why people sometimes make an effort to adjust their ...

This year, the dissonance in Davos is particularly acute. The conference opened on Monday, the same day that President Trump was sworn into office and withdrew the United States from the Paris ...

No American politician for 50 years has thrived more on strife and division than Trump. But the dissonance in that first breath could not do justice to the dissonance in the words he uttered next.