Rectified Scottish Rite
The Rectified Scottish Rite, also known as the Rectified Rite or rarely RSR, historically known under the RER acronym for Rite écossais rectifié, is a Christian Masonic rite with a long and complex history. It was founded in 1778 at the Convent of Lyon in France under the leadership of Jean-Baptiste Willermoz, who served as the primary architect and driving force behind its formation.