John F. Copper is the Stanley J. Buckman Professor of International Studies (emeritus) at Rhodes College in Memphis, Tennessee. He is the author of more than thirty books on China, Taiwan and US Asia policy.
One might argue that US President Donald Trump lacks a worldview. In fact, as he was campaigning to become president, he developed a worldview. There were two choices for him: Preserve the liberal democratic globalism model, or shift to the realist, sovereign nation-state mode of maintaining world order.