One of his writings distinguishies the invisible from the visible church, and he argued that sin could dissipate one's "dominion" in a treatise on political authority. This theological ally of (*) John of Gaunt was the target of five bulls from Gregory XI, and William Courtenay condemned him at the 
One of his writings distinguishies the invisible from the visible church, and he argued that sin could dissipate one's "dominion" in a treatise on political authority. This theological ally of (*) John of Gaunt was the target of five bulls from Gregory XI, and William Courtenay condemned him at the  Blackfriars synod. A major influence on Jan Hus, for 10 points— name this transubstantian-denying founder of the Lollards.
One of his writings distinguishies the invisible from the visible church, and he argued that sin could dissipate one's "dominion" in a treatise on political authority.
John Wycliffe