In high school, most teachers were called Mr., Mrs., or Ms. In college, titles are a little more complicated.
Most of your faculty will have a doctoral degree. Whenever this is the case, you should refer to these faculty as Dr._. Another alternative is to refer to the faculty number as Professor_. You should not use Mr., Ms., or Mrs., if your faculty member has a doctoral degree.
In some cases, faculty may request that you call them by a first name. While this may be a request, you should still consider using a more formal title.
If you have a graduate teaching assistant or a faculty member without a doctoral degree, you should use Mr., Ms., or Mrs., when you address them.
While it may sound trivial, be careful of being too casual in your contact with your teacher. For example, it’s not appropriate to start an email to your teacher as Hey __.
Getting used to the appropriate titles in college is good preparation for the protocols you will need to be aware of when you enter your career..