Yes, you need a cover letter. And adding this one sentence to your cover letter can help you get noticed by hiring managers.

Dear Professor Greatguy and Members of the Faculty Search Committee, I am writing to apply for your department’s open position for an assistant professor of organic chemistry. I have enclosed my ...

A cover letter (sometimes referred to as a justification or letter to reviewers) is an excellent opportunity for you to promote your work to the editor and reviewers Please note, these guidelines are ...