She studies lonely deaths — and shared her door code with a neighbor

Researcher Song In-joo's father had been adamant that he did not want to die in a hospital, so she stayed by his side at home through his final days. "I realized that death isn't a momentary event, but a long, painful process. You have to work hard to die," Song said. "Everything is going as it should," her father said two days before he died. "I believe my father died peacefully, thanks to the care and human touch he received," Song said. "Death inevitably requires the help of others." That was in 2016. Song, then a senior research fellow at the Seoul Welfare Foundation and now head of Ssro Lab, began researching lonely deaths that year in hopes of preventing people from dying without care or human contact. To do so, she first had to determine who dies in isolation, why they become isolated and how they spend their final days. Since she could not ask the dead themselves, she analyzed police records on 20,000 unattended deaths and interviewed family members and neighbors to examine the circumstances surrounding lonely deaths — a process known as a "social autopsy." Song recently publishe