(Note: I'm not talking about the same kind of redundancy as in this question).
Is "may or may not" correct, or is it a redundant version of "may or not"? I've seen both, and I don't know which one(s) is (are?) correct:
- The position of lecturer is occasionally given to individuals [...] who may or not have a doctoral degree.
- The position of lecturer is occasionally given to individuals [...] who may or may not have a doctoral degree.