Propagandist
Part of speech: noun
Definition: A person who disseminates propaganda.
Part of speech: adjective
Definition: Consisting of or spreading propaganda.
Communicator
Part of speech: noun
Definition: Someone who, or something that communicatesAny of several electronic devices that allow people with various disabilities to communicate via displays or artificial speech
Example sentence: In many companies, the person who talks the best usually gets the job. I got snowed by a few of those people over the years. I still think communication is important, but I don't think there's always a correlation between being a great communicator and other virtues that make for a great leader.