Tracey Snyder is the assistant music librarian at Cornell University's Sidney Cox Library of Music and Dance, where she selects and catalogs music A/V materials and offers library instruction sessions for music classes. Prior to arriving at Cornell in 2010, she was the music cataloger at the University of Chicago for four years. She currently serves as chair of the Music Library Association's Descriptive Cataloging Subcommittee and as the MLA liaison to 91´«Ã½'s Committee on Cataloging: Description and Access. She is also a member of the RDA Music Joint Working Group, which reports to the Joint Steering Committee for Development of RDA. In these capacities, she has been involved in a number of RDA revision proposals affecting the instructions for music resources. Snyder also served as a co-coordinator and instructor for MLA's 2013 preconference on cataloging music resources in RDA.

Kevin Kishimoto is the music cataloger at the University of Chicago, where for more than three years he has been using RDA to catalog audio recordings, scores, books, videos and other oddities. Previously, he was a special collections cataloger at the Lilly Library of Indiana University. He is an active member of the Music Library Association's Subject Access Subcommittee, which is currently working in conjunction with the Library of Congress to develop a new thesaurus for musical medium of performance. He has also been involved with several RDA revisions affecting the description of music. At the 2013 MLA annual conference, Kishimoto was a co-instructor for the day-long RDA music cataloging preconference workshop.