The critical reckoning over forced quarantines is still to come. Consider this scenario. Sometime in January or February – as the Ebola epidemic explodes out of West Africa – we’ll start experiencing larger, more frequent outbreaks in American cities. With the flu as a background to confound suspected cases of Ebola, public health departments will be hard pressed to “track and trace” all of the potential “contacts” when perhaps dozens of Ebola cases pop up in their cities. Unable to pinpoint who might have come in close contact with Ebola, and be at risk of contracting the virus, they will...