Amir Teicher is a historian at Tel aviv University studying the intersection of social, medical and scientific thinking. His works include analyses of graphical methods used by racial scientists to differentiate races; exploration of genetic and eugenic thinking in Germany; an examination of the cross-fertilization between bacteriology and genetics and their related societal measures of epidemiological control; and research into the concept of “disease carriers” in Western medicine from the early 19th century to COVID Super-spreaders