Eugene Wampler, the Chinese-born American who helped save millions of lives

Born and raised in China, Eugene Wampler’s life came full circle when he helped develop a vaccine that saved millions of Chinese lives. A senior research fellow for Merck, an American pharmaceutical company, he was among the core members responsible for developing Recombivax HB - a drug that went on to prevent up to 120 million hepatitis B infections and 3 million related deaths in China.