It doesn’t take an expert in the field to know that, around the world, there is much disagreement on the subject of religion. But as explained in the UsefulCharts video above by Matt Baker, whose PhD in Religious Studies makes him an expert in the field, every source does agree on the fact that the four largest religions in the world are Christianity, Islam, Hinduism, and Buddhism. “These are the undisputed ‘big four,’ ” Baker says, and they’ve thus been the subjects of the various videos and charts he’s made explaining their histories and characteristics. But in his area of expertise, he adds, “it is often said that there are five major world religions.”
The fifth major religion, as you may have already guessed, is Judaism, though its sixteen million adherents don’t enter the same numerical league as the world’s 1.9 billion Muslims or 2.4 billion Christians. The Jewish faith …