Results (Don't) Speak for Themselves: A Case for Documentation (population.fyi)
In 1847, Hungarian doctor Ignaz Semmelweis made a groundbreaking discovery: handwashing could dramatically reduce maternal mortality rates. By implementing a simple chlorine solution wash between morgue visits and deliveries, he slashed death rates from 18% to 1% in his Vienna hospital ward. Yet, his findings were largely ignored by the medical establishment of the time, and countless women were condemned to death because of it.