Those men ordained to the priesthood are organized into quorums by priesthood office. Holders of priesthood offices are organized into quorums. Deacons in a ward are organized in quorums. Priesthood keys are conferred upon all the presidents of the quorums. Priesthood holders are organized into quorums, which each have a president or presidents. In 1908, Smith organized a committee to standardize and reform the Aaronic Priesthood quorums. Elders are organized into quorums that may contain no more than 96 elders. Members of these quorums are area seventies. In 1883, church president John Taylor localized the quorums of seventy. By 1845, there were ten quorums of seventy. In 1986, all stake quorums of the seventy were discontinued. As a result, in some larger wards there are two teacher quorums. Meeting together, these three quorums are known as the World Church Leadership Council. This motion is needed in large societies with frequent meetings and small quorums. The quorums typically vote heavily in favor of the documents and sometimes unanimously.