A panoply of prophets

How is it that so many sacrament meeting speakers have only ever managed to run across people who are uninformed enough that their answer to questions like “Who else [but The Church of Jesus Christ of Latter-day Saints] has a living prophet?” is “Nobody”? I mean, even leaving aside the other LDS Movement religions, there’s a whole world of faiths outside of the USA, some of which claim prophets, too.