We need to remember the Tuskegee Study victims now more than ever

In November 1974, President Richard Nixon signed the National Research Act into law. Some of the rules established by the law and its subsequent revisions seem so commonsense it's hard to imagine they needed to be codified into a bill. Don't knowingly deny subjects life-saving medication, for example. And don't experiment on people without their consent. But those rules did need to be formalized into the law.