Aviva Rubin-Schneider said her 15-year-old son, Joseph, was targeted for years by classmates at Park West School. He found swastika graffiti in the bathroom and classmates called him “Jewseph” and “Jewboy” and performed the Nazi salute at him in hallways, she said. In the wake of Hamas’s invasion of Israel on Oct. 7, 2023, the situation got worse.