[levocardia]

For a lighter introduction to Hernán’s ideas check out:

"The C-Word: Scientific Euphemisms Do Not Improve Causal Inference From Observational Data" (https://pmc.ncbi.nlm.nih.gov/articles/PMC5888052/)

"Does water kill? A call for less casual causal inferences" (https://pmc.ncbi.nlm.nih.gov/articles/PMC5207342/)