Many people might be casual users of marijuana and not use hard drugs, thus the research must be structured to see if causality as well as correlation is established between hard drug use and using marijuana beforehand.

What do you think about the argument raised in the "Are scientists wearing blinkers?" section of the Web page? How does this idea tie into you chapter's discussion of neutrality and politics in research?

Far from being blinkered, Josh Wudka states that most scientists are actually very willing to entertain unusual theories. He advances the concept that scientists would love to prove everyone else before them wrong, and become the new media darling who wins the next Nobel Prize. However, in the past, virtually every intellectual revolution in science has been quite hard-won, which the website acknowledges in its discussion of Galileo and Copernicus. Furthermore, biases do exist in science -- a scientist...
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