“How are missionaries called?” Liahona, July 2016, 72 Answers from an Apostle How are missionaries called? By Elder M. Russell Ballard Of the Quorum of the Twelve Apostles From “The Greatest Generation of Young Adults,” Liahona, May 2015, 67–70. First, your bishop and stake president interview you. Next, one of the Twelve Apostles sees your picture and information about you on a computer screen. They look into your eyes. Then, by the power of the Spirit of the Lord, they assign you to one of the Church’s 409 missions.