You'll just cognitive dissonance your way around the facts anyway. But that is the source of the title.

Took 2 seconds:

With the help of the Jewish slave traders, Blacks poured in and in some locales even- tually outnumbered Whites by as much as 5 to 1 in the cities and 30 to 1 in the rural plantation areas.53" The expertise that Jews previously developed in the sugar islands of Madeira and Sao Thorne, made them indispensable to the New World scheme. Daniel M. Swetschinski esti- mates that the Jewish share in overall trade was disproportionately large: “[They] constituted about 65 [20] -75% of the total Portuguese mercantile community while hardly totalling more than 10% of the population."54 This dominance of trade by the Jewish community, made them the most prominently poised of any group to exploit the slave markets.55

You'll just cognitive dissonance your way around the facts anyway. But that is the source of the title.