Commentary A student applicant from China, who was admitted to nearly 10 U.S. universities to study computer science, was denied a visa recently, according to the South China Morning Post (SCMP). The U.S. embassy in Beijing wrote a letter saying the student’s father’s employment with Chinese law enforcement, and the failure of China to accept repatriation of Chinese citizens in the United States subject to orders of removal, caused the visa denial. President Donald Trump’s policies that make it more difficult for China’s science, technology, engineering, math (STEM), and military-linked academics to obtain visas apparently remain largely in place under President Joe Biden, and could even be expanded. A senior U.S. official recently told the SCMP that Chinese nationals with a “hi-tech” background continue to be restricted. After a ruling last year, the United States revoked the visas of over 1,000 Chinese academics with ties to the military. The most …