The Library of Congress MARC Relator Terms for the Dublin Core The Library of Congress MARC Relator Terms for the Dublin Core The Library of Congress MARC Relator Terms English 2000-03-13 Adaptor An agent who reworks a resource usually for a different medium Distributor An agent or agency that has exclusive or shared marketing rights for an item. Editor An agent who prepares for publication a work not primarily his/her own, such as by elucidating text, adding introductory or other critical matter, or technically directing an editorial staff. Performer An agent who exhibits musical or acting skills in a musical or dramatic presentation or entertainment. Sponsor An agent that issued a contract or under the auspices of which a work has been written, printed, published, etc. Translator An agent who renders a text from one language into another, or from an older form of a language into the modern form.