A contemporary or near-future book is much harder because you can't fake the facts. There are people alive who know much more than you do about the subject. You have to really have your research together - and of course no one can know everything about a topic.
Steven PressfieldThe essence of professionalism is the focus upon the work and its demands, while we are doing it, to the exclusion of all else.
Steven PressfieldI had always been an enthusiastic reader of stuff about ancient Greece. I would read Herodotus and Thucydides just for fun.
Steven Pressfield