The Brown family from Sister Wives has claimed they have been excommunicated from their church since going public in 2010. However, some new evidence suggests that this is merely another lie that the Browns have perpetuated throughout the seasons.

Robyn, Meri, Kody, Janelle, and Christine Brown during season 14 of TLC’s ‘Sister Wives’ | TLC What religion do the Browns belong to?

The Brown family practices polygamy or “plural marriage” based on their belief system taught by the Mormon fundamentalist group called the Apostolic United Brethren (Aub). The Aub is known as “The Group” or “The Principle” and boasts over 10,000 members, spreading throughout Utah, Wyoming, Arizona, Montana, and Mexico.

The doctrine of the Aub differs from The Church of Jesus Christ of Latter-day Saints (Lds) faith in a few ways. The similarities include the Lds and the Aub regard the Book of Mormon and the Bible as sacred scriptures and accept the Articles of Faith,...