Creative Commons License: Attribution Share Alike

This is the current license being used by SOLR to provide general access to learning objects (i.e. "open to the world"):

Attribution Share Alike (by-sa)

by nd

Choose by-sa licenseThis license lets others remix, tweak, and build upon your work even for commercial reasons, as long as they credit you and license their new creations under the identical terms. This license is often compared to open source software licenses. All new works based on yours will carry the same license, so any derivatives will also allow commercial use. http://creativecommons.org/about/licenses/meet-the-licenses