In review of all these men and their professing theology/preaching going back to William Miller in the mid 1800's up to today's JWS, they are and were false prophet apostates who didn't faithfully respect or adhere to Jesus's own stated proclamation and admonishment that of no one knows of the time.
Nevertheless power and money was connected to preaching these false doctrines to the public, in spite of these endeavors as being recognized and acknowledged sin through accurate and honest reading of the scriptures. .