[mcgin]

He even talked about it in his book Accidental Superpower nearly 10 years ago. His writings/videos have been instrumental in helping me to make some sense of what's going on in Ukraine

[TrainedMonkey]

Yup, was going to say the same thing. Here is a secondary source from 2014 confirming this: https://www.washingtonexaminer.com/is-putin-risking-world-pe...