First they found all the papers ever published on smoking and alzheimers, using an explicit search strategy which they describe properly in the paper – because they’re scientists, not homeopaths – to make sure that they found all of the evidence, rather than just the studies they already knew about, or the ones which flattered their preconceptions.
Gas [for interior illumination], it is supposed, is a powerful disinfectant, and hence there is no contagion within the circle of its influence.’ We copy the above sentence for the purpose of disputing the inference that gas will protect people from the small-pox. Small-pox is doubtless uncommon among that class of people who burn gas for light in our cities, because they generally have sufficient intelligence and forethought to attend to the vaccination of their families, and its ravages are almost wholly confined to that improvident class who make no provision against the small-pox, or anything else in the future, and who live by the light of burning fluid.
It is extremely important to look at how much data people are using to support an argument. For example, the case for global warming covers vast amounts of comprehensive evidence, but it is still possible for people to search through the data and find a few isolated examples that appear to show otherwise.
Posts
All Comments
