LDS Living has posted a rather interesting article:
The Man Who Was Ordained an Apostle at 11 Years Old (+ Other Church Leaders Called at Young Ages)
It also makes reference to an important article by Todd Compton that was published in Dialogue:
John Willard Young, Brigham Young, and the Development of Presidential Succession in the LDS Church
The Man Who Was Ordained an Apostle at 11 Years Old (+ Other Church Leaders Called at Young Ages)
It also makes reference to an important article by Todd Compton that was published in Dialogue:
John Willard Young, Brigham Young, and the Development of Presidential Succession in the LDS Church