How to use research in fiction – Stephen King QUOTES FOR WRITERS (and people who like quotes)
If you do need to do research because parts of your story deal with things about which you know little or nothing, remember that word back. That’s where research belongs: as far in the background and the back story as you can get it.
You may be entranced with what you’re learning about the flesh-eating bacteria, the sewer system of New York, or the I.Q. potential of collie pups, but your readers are probably going to care a lot more about your characters and your story.