Stephen Downes

Knowledge, Learning, Community
"Who needs buzzwords," writes the author, "when you can casually drop a 'polyhierarchical taxonomy' into a discussion?" This short guide will explain the meaning of 'polyhierarchical taxonomy' and other basic concepts as 'controlled vocabulary' and 'ontology' in order to explain these things "so librarians or IT people can’t blind you with science." Via Column Two.

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Stephen Downes Stephen Downes, Casselman, Canada
stephen@downes.ca

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Last Updated: Aug 28, 2025 8:02 p.m.

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