It says 26 % of the world 's adults are ` ` deeply infected '' with anti - Judaism , the report says . Nearly half have never heard of the Holocaust . In Eastern Europe , one in three did , and in Western Europe and sub-Saharan Africa , nearly one in four believed most of the stereotypes . In the U.S. , 9 % believe the majority of negative stereotypes . Three in four Americans have never met a Jewish person .
It says 26 % of the world 's adults are ` ` deeply infected '' with anti - Judaism , the report says . Nearly half have never heard of the Holocaust . In the U.S. , 9 % believe the majority of negative stereotypes . Three in four Americans have never met a Jewish person .