Heather Hedden is a senior vocabulary editor at Gale/Cengage, where she edits the subject thesaurus for Gale research database products and develops discipline taxonomies for the management of content for Cengage online educational products. Previously, she worked as a taxonomy consultant at PPC and her own business, Hedden Information Management, designing taxonomies for both web and internal content management. She also worked as a taxonomist at an enterprise search engine startup and in the document management department of a wind energy company. Heather independently teaches an online course in taxonomy creation and is the of The Accidental Taxonomist, 2nd ed. (Information Today Inc.).