As usual, female teacher..... (she's 28, he's 16 with special needs):

"A twisted Colorado teacher who started a sick relationship with special needs student sent “thousands” of messages to him, ordered the child to bring a gun to class to shoot her colleague and introduced him to fentanyl, prosecutors said."

https://nypost.com/2025/02/10/us-news/teacher-had-sexual-relationship-with-special-needs-student-asked-him-to-bring-a-gun-to-school-to-shoot-colleague/

What I find interesting is that you don't really hear people say, "we shouldn't trust female teachers around male students", but you do hear people say they don't trust men around kids.