Information management (IM), a rather broad term, that has been described as the collection and management of information from one or more sources and the distribution of that information to one or more audiences. This sometimes involves those who have a stake in, or a right to that information.
Other relevant concepts include information model, information architecture, information integration, and enterprise content management.
Also see:
Gilbane Report Vol 10, Num 5: A Framework for Understanding the Information Management Market