Marouf Hasian Jr., a professor of Communication at the University of Utah, describes the talk of the "beneficent usage" of "knock on roof" tactics as one that "plays well in front of American or Israeli audiences who feel that older Geneva Convention rules are too 'quaint' and too solicitous of the rights of civilians who may be aiding and abetting terrorist, but it infuriates critics who argue that satellite surveillance is being used in discriminatory systems that assume that homes of police officers or Hamas political or military leaders can be "precisely" targeted to minimize collateral damage".[10]