An editor is a person that writes and/or approves articles for publications, websites, training manuals, or anything that deals with the printed word. Editors can work at various places, ranging from Fortune 500 companies, to colleges and universities, or magazines and editorials. Sometimes editors can work as freelancers, submitting their articles for publication to magazines. However, freelancers have to really be aggressive in finding editing opportunities, and must have the discipline to be patient and persistent in finding and excelling at their craft as jobs and/or gigs may seem far and in between at times.
Review ideas, suggest improvements, verify facts and references and perform other accuracy tasks.
Oversee overall production aspects of the work in progress.
Proofread, rewrite and edit the work various kinds of authors and writers.