Gadd Green
14th-century scientist, alchemist, astronomer and author. Wrote many books which addressed themes of Tarvuism, including:
Tar-voo's Chirche And the Fyrst Givvell
Understondynge Thalmighty Lorde
The Wikked Ick-Nartenne and his Grede
Herkne To What The Man Seyde
Ock-tish; A Treatyse on The Hubble-Bubblyng Speke of the Ockto-pusses and Their Freynds, The Squiddeys