In the spring of 2020, as a new and deadly virus rapidly spread across the globe, the world shut down. But a small country in Northern Europe remained open.First, its government instituted no restrictions. Then, it didn’t order the wearing of face masks. While the rest of the world looked on with incredulity, condemnation, admiration, and even envy, a small country in Northern Europe stood alone. As Covid-19 spread across the globe rapidly, the world shut down. But...