Keeping Out Hitler: Can Immigration Restrictions be Justified by the Need to Exclude Individuals who Might Cause Extraordinary Harm?

Adolf Hitler.   Opponents of immigration restrictions – myself included – often cite the examples of immigrants who make extraordinary contributions to society. For example, immigrants contribute disproportionately to major entrepreneurial and scientific innovations, such as the development of the first two successful Covid vaccines approved by the FDA.  The immigrants in question probably would […]