A top US medical anthropologist believes the United States and China must transcend geopolitical tensions and spur a global revolution in “social technology” to survive the looming ageing crisis. Arthur Kleinman, a physician-anthropologist with joint appointments at Harvard University and Harvard Medical School, proposed that the US learn from China’s recent efforts to build a long-term care insurance system, while in return China can take lessons from the US nursing home model. “We have never...