Circulation Concern is a job title that refers to someone who is responsible for managing the circulation of a publication, such as a newspaper or magazine. This includes overseeing the distribution of the publication, tracking sales, and ensuring that the publication is reaching its intended audience. The term can also refer to someone who is responsible for managing the circulation of a library's collection. In both cases, the goal is to ensure that the publication or library collection is being used and accessed by the public.