Research Guides
These databases cover many subjects so are great for finding information across disciplines, like the humanities, sciences, and social sciences. They do not always focus on literature, so they may not be the best for finding literary criticism.
If you use Google Scholar, make sure to connect it to the UW Libraries.
View brief tutorials for tips on effective searching and details on content included.
Project Muse & JSTOR contain many humanities journals and books. Both can be a good place to identify articles/chapters on interdisciplinary topics.