There's a startlingly simple reason why Americans dress so casually, according to a historian

It's common knowledge among everyone who pays attention to such things that Americans frequently dress super casually — and have for quite a while now. Whether it's Silicon Valley CEOs or college students on their way to class, American loves their jeans and T-shirts. But why? "We dress more casually because we can," according to cultural historian Deirdre Clemente from the University of Nevada, Las Vegas, who was interviewed by the Washington Post. Americans gravitate toward casual without...