In it, Pollan tears down mainstream thinking on food and how to eat - "nutritionism" - arguing that to be healthy, one simply should "eat food, not too much, mostly plants".
But in a deeper sense, the book is an efficient and persuasive critique of science, pointing out how its failures over the last century have led us Westerners to a diet that slowly kills us. Those failures are:
- Failure to stand up to those who twist our results to their own profitable ends.
Tim Russert died of cornary artery disease, one of a constellation of "Western diseases" rare outside the "civilized" world. As scientists, we all share the burden of his death and the duty to improve our field so that it truly and fully serves the interests of the people.