Airlines halt flights from China. Schools in Europe uninvite exchange students. Restaurants in South Korea turn away Chinese customers.

As a deadly virus spreads beyond China, governments, businesses and educational institutions are struggling to find the right response. Safeguarding public health is a priority. How to do that without stigmatizing the entire population of the country where the outbreak began is the challenge.

With the death toll reaching 170 and the roster of cases climbing above 7,700, worries are growing. Many global companies with operations in China have asked workers to stay home, airlines are curtailing flights to the nation and several countries including Japan have begun evacuating citizens from the most stricken zone around the city of Wuhan.