On Changing your Mind

Joseph Lister was a British surgeon and the founder of anti-septic medicine. That may sound incredibly boring, but the effects of his discovery were profound. Prior to Lister, surgeons had virtually no awareness of the importance of their own hygiene around the body, with surgeons coming straight from the bathroom, or the lunch room right into surgery, no washing of hands, with utensils that were often not washed from previous surgeries.

The results of this were devastating…some 45% to 50% of surgical patients died from bacterial infection after the surgery…after Lister’s discovery,…