Today's world has troubles unique to its time in history, from the global financial crisis to technological meltdowns to full scale, computerized global war.
Observing the convergence of such events, contemporary prophets have begun to emerge from obscurity to suggest that these conditions might be signs of the demise of the modern world.
These men are historians as well, using all manner of information and patterns from the past to provide context for where we are going.
Their predictions interpret the current state of affairs in our world as evidence that the America we know may come to an end.
The men proposing these ideas are not crackpots living on the streets of New York; they are intelligent, learned men who come armed with the evidence to back up their claims.