Here are some of the stupid things which researchers have done, which have lead to bad dietary advice: [...]
You forgot:
(5) Conducting a more or less decent controlled study, and then releasing a popular version of the results to be carried by the press and proselytized by various quasi-experts, busybodies, politicians, and bureaucrats, in which a tendency observed merely as a statistical phenomenon in the given sample is presented as a universal rule applicable to each single human individual.
jimrandomh:
You forgot:
(5) Conducting a more or less decent controlled study, and then releasing a popular version of the results to be carried by the press and proselytized by various quasi-experts, busybodies, politicians, and bureaucrats, in which a tendency observed merely as a statistical phenomenon in the given sample is presented as a universal rule applicable to each single human individual.
That almost goes without saying.