I think, in law, that's not actually how it works. The operative phrase is "bona fide job requirements." for example if you're a fireman, it's acceptable to req

I think, in law, that's not actually how it works. The operative phrase is "bona fide job requirements." for example if you're a fireman, it's acceptable to require that you be physically fit to some level. If you're a CS professor, you would have a harder time justifying such a requirement. That's an attribute that you can change. IANAL, etc.