A measure identifying seven “countries of concern” has frustrated University of Florida professors, who are unsure whether they can offer research positions to students from China and other nations.
The flow of students between the countries has been a mainstay of their relationship, even when ties have soured. Now these exchanges, too, are under threat.
At Columbia University, the former secretary of state is teaching a class and starting an institute on global decision-making. Donald Trump barely gets a mention.