Diffusion
History
Judaism started with the story of Abraham and his descendents from the Bible.
Types of Diffusion, Including Barriers
Hierarchical diffusion is used when the rabbis of each area talk to each other. A barrier would be when people plan on killing the Jews becaue they don't like them.
Leaders and Religious Founders
The current leader of the Jews is Ephraim Mirvis.
Sects and Fragmentations
Some of the sects of Judaism are Conservative Judaism, Lieral Judaism, Orthodox Judaism, Reform Judaism, Humanisitc Judaism, Modern Orthodoxy, and Reconstructionist Judaism.