Vindictus Viridian

Vindictus Viridian was the author of Curses and Counter-Curses. On the cover of his book, he was given the title "Professor," but it is unknown at which wizarding school, if any, he taught.

Behind the scenes

 * The name Vindictus is derived from the Latin vindicta ("revenge") and the surname Viridian from the Latin viridis ("green").

Appearances

 * Harry Potter and the Philosopher's Stone