Mary Kosta

Mary KostaMary Kosta is the Archivist for the Congregation of the Sisters of St. Joseph in Canada. She is a member of the Ontario Library Association, the Archives Association of Ontario, the Society of American Archivists, and the Association of Canadian Archivists. She is a graduate of the MLIS program at Western University and has a MA from the University of Calgary in linguistics. Mary can be reached at mkosta [at]

Contributed Articles

Twitter Folksonomies
January 13, 2015
Good examples of folksonomies are found in the hashtags used on Twitter, which were originally an innovation of Twitter users. Hashtags are abbreviations, words or phrases preceded by a crosshatch symbol, used to index messages or “tweets” on an author’s microblog. Messages sharing a hashtag are aggregated. If large numbers of messages share a hashtag,