Epidemiologist Donna Spiegelman sez: SUTVA is “mostly not necessary for valid causal estimation and inference most of the time”
https://t.co/btowTUCAj4
Say what you want about this junk survey, at least it’s more plausible than other hyped claims like the hyperloop or the idea that UFOs are space aliens!
https://t.co/0ro7ApTwoX