Nearly 60 years ago my father, then a medical student, helped lead demonstrations against the communist government in Czechoslovakia. So you can imagine that I am loving the actions of the students in Hong Kong while worrying about the repercussions that might come against them.
At any rate, above is a primer on Joshua Wong who is being touted as one of the leaders of the demonstrations. Here is more on him. Hong Kong and its status relative to China is fair game for the AP Comparative exam.