Certainly there are a lot of various things that are generally called software engineering that you can find in all kinds of books, like the refactoring books, and some of the pattern books are very good. Personally, I think one of the areas that's really important to understand is algorithms and the analysis of algorithms. There's a lot that [subject] gives you in terms of insight about how things behave.

James Gosling entrevista (ya no funciona).