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The concepts of collective intelligence and the Long Tail provide a potential solution to help learners cope with the problem of knowledge overload. The paper aims to address these issues.<\/jats:p><\/jats:sec><jats:sec><jats:title content-type=\"abstract-heading\">Design\/methodology\/approach<\/jats:title><jats:p>Based on these concepts, the paper proposes a filtering mechanism that taps the collective intelligence to help learners find quality in the Long Tail, thus overcoming the problem of knowledge overload.<\/jats:p><\/jats:sec><jats:sec><jats:title content-type=\"abstract-heading\">Findings<\/jats:title><jats:p>The paper presents theoretical, design, and implementation details of PLEM, a Web 2.0 driven service for personal learning management, which acts as a Long Tail aggregator and filter for learning.<\/jats:p><\/jats:sec><jats:sec><jats:title content-type=\"abstract-heading\">Originality\/value<\/jats:title><jats:p>The primary aim of PLEM is to harness the collective intelligence and leverage social filtering methods to rank and recommend learning entities.<\/jats:p><\/jats:sec>","DOI":"10.1108\/17440081011034466","type":"journal-article","created":{"date-parts":[[2014,11,13]],"date-time":"2014-11-13T10:48:33Z","timestamp":1415875713000},"page":"5-23","source":"Crossref","is-referenced-by-count":4,"title":["PLEM: a Web 2.0 driven Long Tail aggregator and filter for e\u2010learning"],"prefix":"10.1108","volume":"6","author":[{"given":"Mohamed","family":"Amine Chatti","sequence":"first","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"family":"Anggraeni","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Matthias","family":"Jarke","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Marcus","family":"Specht","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Katherine","family":"Maillet","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"140","reference":[{"key":"key2022031819440077600_b1","unstructured":"Anderson, C. 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