I’m proud to have led the agency that helped eradicate smallpox, saving lives and saving American taxpayers millions of dollars that the U.S. had been spending every year on inoculations.

Infections spread quickly and there were no inoculations, no cures and no defences against the misery it could inflict on the people of medieval England. Disease became man’s greatest enemy ...

The Serum Institute also plans to supply 200 million doses to Covax, a World Health Organization-backed effort to procure and distribute inoculations to poor countries. Poonawalla did not say who had ...