Harry Potter Fic Rec: Dear Alastor

This fic is essentially a list of descriptions of Hogwarts students but it is SO GOOD. It is also exceedingly hard to find so I am putting a link here for myself, for posterity.

Dear Alastor Remus, Moody | G | 2,000w
“I’ve had a letter from Professor Lupin about this class,” says Moody in Goblet of Fire. This is the letter.