I need to know just a little bit about all aspects of my topic -- once I have a a good overview, I'll be able to focus my research and find the best sources.
Gale Virtual Reference Library
Gale Virtual Reference Library
Find basic information about your topic
So you can define the problem: what, when, where, why, how, and who
You can glean the best keywords for searching in other places
A great place for "reference" articles -- in other words, articles that define a concept or give you an overview and background information on a topic.