Category Archives: Correlation & Causation

Experiments as the gold standard for research: A new twist

Worldwide, there were more than 1.56 billion people who used Facebook daily in March 2019. There were “only” half as many daily active users in 2014, but typical adults in the U.S. already spent 40 minutes daily on Facebook, much … Continue reading

Posted in Correlation & Causation, Ethics, Experimentation, Experimentation, Medicine, Psychology, Teaching, Vaccination | Tagged , , , , , | Comments Off on Experiments as the gold standard for research: A new twist

Medical use of marijuana revisited

I described two experimental studies of the use of marijuana to reduce pain in Tools for Critical Thinking in Biology and discussed two technical reviews of the medical value of marijuana in a subsequent blog posting. The gist of these … Continue reading

Posted in Causation, Correlation & Causation, Evaluating evidence, Experimentation, Medicine | Comments Off on Medical use of marijuana revisited

Careful readers are a writer’s best friends

Writing for publication entails many drafts and many reviews of these drafts by friends, colleagues, copyeditors, and critics. The credibility of science depends on peer review, as explained by Frederick Grinnell in The Everyday Practice of Science and by me … Continue reading

Posted in Causation, Correlation & Causation, Ecology, Ethics, Evaluating evidence, Evolution, General material, Probability & Statistics, Twins | Comments Off on Careful readers are a writer’s best friends