A very small number of Americans are now serving in the military — less than 1 percent. Some are looking for direction; others are inspired by a sense of patriotism or by a family member who served in an earlier war. In the series Who Serves, NPR looks at the soldiers that made a decision few others today have — to fight in America's wars.
Private First Class Dave Kroha from Cromwell, Conn. is a lanky 23-year-old stuffed into the back of an armored vehicle that rumbles along a dusty road in Afghanistan. His wire-rimmed glasses are held together by tape.
In 1971, at Stanford University, a young psychology professor created a simulated prison. Some of the young men playing the guards became sadistic, even violent, and the experiment had to be stopped.
The results of the Stanford Prison Experiment showed that people tend to conform — even when that means otherwise good people doing terrible things. Since then, the experiment has been used to help explain everything from Nazi Germany to Abu Ghraib.
A lot of adult environmentalists have been trying for years to focus attention on tropical rain forests in southeast Asia, but it took two teenagers to get the issue on the front page of a national newspaper and on the network news.
Four years ago, Rhiannon Tomtishen and Madison Vorva started studying orangutans for a Girl Scouts project. What they learned inspired them to start a campaign to raise awareness of the damage that palm plantations are causing the great apes.
Everybody knows that Iowa is the corn-growing capital of America. Agriculture is king.
And that means a top item on your campaign itinerary has to be the annual Iowa State Fair.
Some will check out the hog-calling contest. Then, they'll hit the midway and try out the fairgrounds delicacies — something deep-fried and served on a stick. And they'll drop by a booth run by the Des Moines Register, where they'll stand among the bales of hay and make a short, impromptu speech, as Hillary Clinton did four years ago: