Someone who studies the past; a history detective. Historians gather evidence and use that evidence to make their best guesses about what really happened in the past.
(his•to•ri•an) n. – a person who studies or writes about history.
a person who is an authority on history and who studies it and writes about it
a person who studies and is knowledgable in the field of history
a prophet in reverse
a prophet who has suffered reverses
a social prophet looking backward