Emma Tonkin and Alexey Strelnikov reflect on the experience of developing components for the Information Environment Metadata Schema Registry. <a href="/category/issue-number/issue59">issue59</a> April 2009 <a href="/category/article-type/feature-article">feature article</a> <a href="/taxonomy/term/1029/author-info">alexey strelnikov</a>, <a href="/taxonomy/term/809/author-info">emma tonkin</a> Emma Tonkin, Edward M. Corrado, Heather Lea Moulaison, Margaret E. I. Kipp, Andrea Resmini, Heather D. Pfeiffer and Qiping Zhang gather a series of international perspectives on the practice of social tagging of documents within a community context. <a href="/issue54">issue54</a> January 2008 <a href="/category/article-type/feature-article">feature article</a> <a href="/taxonomy/term/967/author-info">andrea resmini</a>, <a href="/taxonomy/term/964/author-info">edward m. corrado</a>, <a href="/taxonomy/term/809/author-info">emma tonkin</a>, <a href="/taxonomy/term/968/author-info">heather d. pfeiffer</a>, <a href="/taxonomy/term/965/author-info">heather lea moulaison</a>, <a href="/taxonomy/term/966/author-info">margaret e. i. kipp</a>, <a href="/taxonomy/term/969/author-info">qiping zhang</a> Emma Tonkin suggests that rising new ideas are often on their second circuit - and none the worse for that. <a href="/issue47">issue47</a> April 2006 <a href="/category/article-type/feature-article">feature article</a> <a href="/taxonomy/term/809/author-info">emma tonkin</a>