The FBI, to its credit in a self-serving sort of way, rejects the routine use of the polygraph on its own people.
I think the more avenues that open up when people want to publish, the better. Some of the authors that want to jump ship from the traditional houses and go on their own, you know what? Good luck. It's going to be a lot tougher than you think.
Learn to do common things uncommonly well; we must always keep in mind that anything that helps fill the dinner pail is valuable.

