and information science such as Emily Drabinski, Amber Billey and K.R. Roberto have written about the implications of creating stable categorizations for gender identities. Utilizing queer theory in conjunction with library classification and cataloging requires perspectives that can present both ethically and politically sound viewpoints that support marginalized persons such as women, people of color, or members of the LGBTQ+ community. This work has resulted in the modification of RDA Rule 9.7, governing how gender is represented in record creation. At the ALA Midwinter meeting in January 2016, the controlled vocabulary for gender in RDA was abolished, allowing catalogers and libraries to describe a person's gender in whatever terms best represent that person. Cataloging terms or generally refers to the first author named on the item. Additional authors are added as "added entries." In cases where no clear author is named, the title of the work is considered the main entry. is a process of using a single, specific term for a person, place, or title to maintain consistency between access points within a catalog. Effective authority control prevents a user from having to search for multiple variations of a title, author, or term. refers to an approach in which libraries collaborate in the creation of bibliographic and authority records, establishing cataloging practices and utilizing systems that facilitate the use of shared records. See also Anglo-American Cataloguing Rules (AACR) Archival processing Bibliographer Cataloging in Publication Collaborative Cataloging (shared cataloging) Findability Information architecture Information retrieval ISO 690 Knowledge organization Shared Cataloging Program (SCP) Subject access point References Further reading Library cataloging and classification