异端创始或领导人异端邪说或运动的发起者或主要倡导者

One who originates or is the chief proponent of a heresy or heretical movement.

倡导者试图劝说或改变他人的观念使其相信某一特定项目，道理或原则的人；鼓吹者

One who attempts to persuade or convert others to a particular program, doctrine, or set of principles; a propagandist.