I would say it would depend on the extent to which the person is emotionally, as opposed to intellectually, invested in the idea of blood libel.
--- Ted Winslow <egwinslow at rogers.com> wrote: Or, one can deny that psychology can influence beliefs in this way so that say mistaken belief in the Jewish blood libel can be corrected by
simply pointing to evidence demonstrating that it's mistaken. What evidence is there that this is true?