Ever puzzled why diabetes associations promote high-carb diets and journalists appear to print Kelloggsy-propaganda without question? Well, take a look at this brilliant article about what Big Tobacco did when people began to realise their products were killing people:
Shillers for Killers: How tobacco PR bribed journalists, activists
It’s a long article, but I sincerely suggest everyone read it in its entirety. If you ever think you’re being too cynical or conspiratorial about what Big Agra or Big Pharma is up to, this article will make it clear that your most paranoid imaginings probably don’t go far enough 
Even organisations and people you might have thought had integrity come out tarnished, including the ACLU and Glenn Greenwald.
Here are some quotes from the various PR folk who bribed journalists and activists to promote Big Tobacco’s messages. They’ll be chillingly familiar to anyone who’s followed Gary Fetke or Tim Noakes:
The best PR ends up looking like news," brags one public relations executive. "You never know when a PR agency is being effective; you’ll just find your views slowly shifting.
Put your words in someone else’s mouth
[O]ur medical/scientific witnesses will say whatever we want them to say.
…
It would take many thousands of pages to chronicle the full extent of Big Tobacco’s penetration of academia; the scale of such collaborations is simply too vast.