Ginor does not need to be an archaealogist to write on the history of foie gras This has been explained to you over and over foie gras is his field of expertise not just in raising geese but from his bio it is also obvious he is a chef quite possibly specialized in foie gras As a culinary expert it would be normal that he be cognizant with the history of cooking especially his specialty foie gras From his  Im convinced he qualifies as a subject matter expert on things related to foie gras including its history Removing all statements derived from Ginor in the article just to make your point would be a violation of WPPOINT and as such unacceptable