Crossword Genius

Expert on the past (9)

Ross

I believe the answer is:

historian

(Other definitions for historian that I've seen before include "Past master" , "student of the past" , "So thin air suits recorder and analyst of past events" , "chronicler" , "Writer about the past" .)

I've seen this clue in the Evening Standard.
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.