There definitely is some relevant stuff, but unfortunately by definition I can't say what it is. Also I would point out that there is a lower tier of things th

There definitely is some relevant stuff, but unfortunately by definition I can't say what it is. Also I would point out that there is a lower tier of things that are not exactly illegal to say per se, but will still result in you being ostracised, probably getting fired etc. Especially if you're a university professor, academics probably have among the lowest freedom of speech of anyone