noun
publicist; propagandist
Refers to a person whose role is to disseminate information, promote an organization or cause, or shape public opinion. The nuance ranges from neutral publicity work to more charged propaganda, depending on context.
彼は会社の宣伝員として新製品をPRしている。
He is promoting new products as a publicist for the company.
During the war, government propagandists disseminated information to the public.