 Beginning with his doctoral thesis at Princeton , Finkelstein 's career has been marked by controversy . A self @-@ described " forensic scholar " , he has written sharply critical academic reviews of several prominent writers and scholars whom he accuses of <unk> the documentary record in order to defend Israel 's policies and practices . His writings have dealt with politically charged topics such as Zionism , the demographic history of Palestine and his allegations of the existence of a " Holocaust Industry " that exploits the memory of the Holocaust to further Israeli and financial interests . 
