The Calgary-born founder of the National Union for Social Justice was a controversial Canadian-American Roman Catholic, who also started the Boston Herald rumor.
Frances Sweeney (c. 1908  June 19, 1944) was a journalist and activist who campaigned against fascism, antisemitism, and political corruption in 1940s Boston. 
 She edited her own newspaper, the "Boston City Reporter", and started the "Boston Herald" Rumor Clinic to combat fascist disinformation. 
Charles Edward Coughlin ( ; October 25, 1891  October 27, 1979), was a controversial Canadian-American Roman Catholic priest based in the United States near Detroit at Royal Oak, Michigan's National Shrine of the Little Flower church. 
The National Union for Social Justice was a political movement formed in 1934 by Rev. Charles Coughlin, a Roman Catholic priest and radio host. 
