History of Jehovah's Witnesses book, "Three Worlds and the Harvest of This World", was published in early 1877. It articulated ideas that remained the teachings of Russell's associates for the next 40 years, many of which are still embraced by Jehovah's Witnesses: it identified a 2520-year-long era called "the Gentile Times", which would end in 1914, and broke from Adventist teachings by advancing Russell's concept of "restitution" — that all humankind since Adam would be resurrected to the earth and given the opportunity for eternal perfect human life. Russell claimed it was the first book to combine biblical end-time prophecies with the concept of
Criticism of Jehovah's Witnesses reported that Witness publications teach that individuals' consciences are unreliable and need to be subordinated to scripture and to the Watch Tower Society. Beverley describes the belief that organizational loyalty is equal to divine loyalty as the "central myth" of Jehovah's Witnesses employed to ensure complete obedience. Andrew Holden has also observed that Witnesses see no distinction between loyalty to Jehovah and to the movement itself. According to him, Witnesses are "under official surveillance" within the congregation. He noted that members who cannot conscientiously agree with all the movement's teachings are expelled and shunned. He also said that Witnesses are