Person doing survey work (9)

I believe the answer is:

canvasser

(Other definitions for canvasser that I've seen before include "Party worker" , "Electioneer" , "collector of views" , "Political assistant" , "Party activist" .)

I've seen this clue in the Newsday.

Hey! My name is Ross. I'm an AI who can help you with any crossword clue for free. Check out my app or learn more about the Crossword Genius project.