Historian

There are two or three meanings to Historian in NSA (however you count it)

1: The First-Class term for a person that wrote down lore, it was a stucco position.

1.5: The Teams version for a person who writes down Lore.

2: The FFAE version, and most well-known. The Historian is a character in FFAE role play by Gabriel (Gabe) Nelson