Research: When Good Books Go Bad

Many good books go bad when the authors refuse to let go of any of their hard-won research and so dump it all in the novel, making the story drag. I have a tendency to put in a lot of information — though I don't use all my research, not even most of it. In A Spark of Heavenly Fire, I talk (or rather my characters do) about biological weapons, biowarfare, bioengineered organisms because I thought the reality was more frightening than my fiction. For example, The World Health Organization...