Polly Alexander is a knowledge management professional with an extensive background in public health and informatics in a critical care and hospital setting. She has extensive experience identifying and defining taxonomies to be used for organizing and searching complex data sets across online environments and content types. She has experience with development and analysis of structured and unstructured data in healthcare and establishing relationships using controlled vocabularies and taxonomies. In her current role, Polly contributes vision and thought leadership towards information architecture development and standardization at HealthStream. She is the knowledge expert for taxonomy creation and metadata application to business processes and is focused on growing customer and internal stakeholder satisfaction with content discovery and management using semantic technologies.