Grammar fix

school staff

employees

All the people who work at a school, including teachers, administrators, and support workers.

collocationB1common

Hear it in context

Notice where the phrase sounds natural.

The school staff organized a meeting to discuss the new safety rules.education
In my opinion, good communication between students and school staff is important for a positive learning environment.IELTS speaking

Pattern: school staff + verb

WrongThe school staffs are very friendly.

RightThe school staff are very friendly.

'Staff' is normally uncountable — no plural 'staffs'.

Patternschool staff + verb

Choose the version that sounds natural in speech.

Stiff The institution's personnel were notified of the change.

Natural The school staff were told about the change.

'School staff' is plain; 'institution's personnel' is corporate.

Words that usually travel with it.

school staff + context
the school staffteaching staffstaff meetingsupport staff

'Teachers' only refers to people who teach, but 'school staff' also includes office workers, cleaners, and others.