The Crusades are often considered as a "black stain in the history of the Catholic Church," all about "power and popes," and remain our "memory of a long European onslaught." Yet, there are many misconceptions regarding this time in history. The prevailing thesis, at least given by Edward Gibbons is that the Crusades were primarily due to the concept of "surplus sons" These surplus sons were "members of noble families who would not inherit and whom the heirs found it increasingly difficult to provide with even modest incomes" (Rodney Stark, The Triumph of Christianity, 215). Rather than promote this theory, Stark gives us the truth that Crusades were possible only because this period was one of great economic growth, putting more resources in the hands of the ruling elite in Western Europe (221). Further, it wasn't the surplus sons who went but the heads of upper-class households who had the wealth to raise money for the ...