Steven Jack Miller currently teaches continuing education courses on linked data and metadata for working professionals. In the past he taught MLIS courses on information and knowledge organization, metadata, taxonomies, cataloging, information architecture and linked data. He is author of Metadata for Digital Collections (2011). He has given numerous conference presentations and has developed workshop materials published by the Library of Congress and OCLC. Steven has served on committees and held leadership positions in several national-level professional organizations. In retirement he enjoys reading, language study, especially classical Greek language and literature, drawing, bicycling, travel, movies and performing arts, especially Wagnerian opera.