1) Communicator 2) Propagandistic 1) Goebbels 2) Ideologue 3) Propagandistic 4) Sloganeer 
• (n.) A person who devotes himself to the spread of any system of principles.
Prop`a·gan'dist noun [ Confer French propagandiste .] A person who devotes himself to the spread of any system of principles. 'Political propagandists .' Walsh. 
[adj] - of or relating to or characterized by propaganda 2. [n] - a person who disseminates messages calculated to assist some cause or some government
propagandistic adjective of or relating to or characterized by propaganda
a person involved in producing or spreading propaganda. · a member or agent of a propaganda.