Preparing DITA Source Documents : DITA 1.2 Support : New Document Type Definitions
 
New Document Type Definitions
DITA 1.2 introduces new, industry specific specializations:
*Classifications - specifically for information taxonomy for audience and relationships
*Glossary - support for acronym expansion and also for more information such as parts of speech and usage
*Learning - created by learning professionals with instructional design goals in mind
For more information, see What’s Coming in DITA 1.2 ( http://dita.xml.org/sites/dita.xml.org/files/DITA12.pdf).