Who do you trust?: Mobilization, polarization and the erosion of public expertise

David S. Meyer, UCI professor of sociology and political science writes, “So, who do we trust for expert judgment? The criteria for expertise are achingly obvious and conventional: specialized training in a relevant area, experience in working on similar problems, and engagement in a professional community which shares a set of methods for adjudicating disputes. In truth, the COVID-19 case provides a particularly garish example of the costs of ignoring the relevant experts—professionals from public health, epidemiology, and infectious disease—generally agree.”