“My father is very smart; he knows what is the red line, and if you cross it you are taken to jail,” said his son, Bahram Sintash, who now lives in Virginia. “You work very close to the red line to teach people the culture. You have to be smart and careful with your words.”
Then last year, the red line moved. Suddenly, Mr. Mamut and more than a hundred other Uighur intellectuals who had successfully navigated the worlds of academia, art and journalism became the latest targets of a sweeping crackdown in the region of Xinjiang that has ensnared as many as one million Muslims in indoctrination camps.