DOCTOR Steven De Nachs, 27, was all set to work at the Matotonan village hall in South Siberut, Mentawai Islands, West Sumatra, on the morning of Wednesday, December 8. Wearing his white coat, Steven also wore the luat headdress and beaded necklace of a sikerei—the traditional healers and revered persons in Mentawai society. Steven and two health workers were ready to inject the villagers who were queuing up for the Covid-19 vaccination. St