Whether we like it or not, the Dor Yeshorim database and other similar initiatives, such as genetic tests for sickle-cell anemia, which largely affects African-Americans, are enabling us to deliberately change the frequency of certain human genes in the population. This is the technical definition of eugenics and might seem shocking, since eugenics is forever associated with the forced sterilization of the mentally ill and Native Americans in the US or the murder of those deemed genetically defective by the Nazis. But the ability to use genetic testing when deciding whether or not to have children is clearly a form of soft eugenics, albeit one carried out voluntarily by…