Today's Google Doodle honours Dr Jonas Salk, who in 1954 created the world's first effective polio vaccine, which was responsible for launching a campaign that has seen this terrible disease become an increasingly distant memory in most  - though sadly not all - parts of the world. It's an opportunity to reflect on the pioneering … Continue reading Thank You Doctor Salk! (and Drs Enders, Bodian, Landsteiner, Sabin…)