Nineteenth-century grass-roots populism made twentieth-century progressivism possible.

History is a long and endlessly interesting argument, where evidence is everything and storytelling is everything else.

Republicans were more pro-choice than Democrats up until the late 1980s.

Disrupt, and you will be saved.

Epidemiologists study patterns in order to combat infection. Stories about epidemics follow patterns, too. Stories arent often deadly, but they can be virulent: spreading fast, weakening resistance, wreaking havoc.

A great deal of what many Americans hold dear is nowhere written on those four pages of parchment, or in any of the amendments. What has made the Constitution durable is the same as what makes it demanding: the fact that so much was left out.

In kindergarten, you can learn how to be a citizen of the world.