Marjorie Hlava's research areas include productivity of content creation, information access governance layer through automated indexing, thesaurus development, taxonomy creation, natural language processing, machine translations and knowledge organization systems (KOS). Hlava is Founding Chair of the SLA Taxonomy Division, and President of Access Innovations, Inc. She has created over 100 thesauri and taxonomies and worked with more than 600. She is active in standards development, including Z39.19/2005 Controlled Vocabulary, Z39.84 Dublin Core and the NISO Content Board for NISO. Her blog covers news trends opinions in the taxonomy and metadata space.