Finding or narrowing a topic? Some places to look for ideas:
Here are a handful of books that may provide useful contextual or background information. Of course, this is a small sample of what is available to you, but might get you started.
Reading a review article is a great way to gain a basic understanding of a topic - and the list of references at the end can help you get started on further research. Below are instructions on how to locate review articles in several databases.