Instructor is the title for an individual responsible for teaching students in a particular subject area. Instructors teach courses in their area of expertise and develop an instructional plan and assignments to be administered to students. Instructors may have teaching and research responsibilities at school.
Instructor is someone who teaches at an institution. They may also serve on academic and administrative committees that review policies and may supervise graduate students’ theses. An instructor is a college or university teacher who is below professorial rank.