Crowd-sourced Open Courseware Authoring with SlideWiki.org

While many Learning Content Management Systems are available, the collaborative, community-based creation of rich e-learning content is still not sufficiently well supported. Few attempts have been made to apply crowd-sourcing and wiki-approaches for the creation of e-learning content. In this article, we showcase SlideWiki -- an Open Courseware Authoring platform supporting the crowdsourced creation of richly structured learning content.