Before revision:  Here we consider a social distancing problem for how a population, when in a world with a network of social sites, such as schools, restaurants, shopping centers, residential areas, etc., decides to visit or stay at some sites while avoiding or closing down  others so that the social contacts across the network can be minimized.
After revision:  Here we consider a social distancing problem for how a population, when in a world with a network of social sites, decides to visit or stay at some sites while avoiding or closing down others so that the social contacts across the network can be minimized.