How a Miami School Became a Beacon for Anti-Vaxxers Centner Academy barred teachers newly vaccinated against the coronavirus from being near students. Some parents threatened to withdraw their children. Others clamored to enroll. Centner Academy’s elementary school campus in Miami. The school threatened teachers’ employment if they got a coronavirus vaccine during the school year.Credit...Scott McIntyre for The New York Times May 2, 2021Updated 2:16 p.m. ET MIAMI — A fifth-grade math and science teacher peddled a bogus conspiracy theory on Wednesday to students at Centner Academy, a private school in Miami, warning them that they should not hug parents who had been vaccinated against the coronavirus for more than five seconds because they might be exposed to harmful vaccine shedding.