Kinsey. The current speaker is Shawn Boonstra. Musicians Various musicians perform on the broadcast. Female vocalist Del Delker began as a regular on the program since 1947. The male quartet King's Heralds also performed weekly on the program from 1936 until 1982. Wayne Hooper served as musical director until his retirement in 1980. Discover Bible School A key program of Voice of Prophecy is the Discover Bible School. Introduced on February 1, 1942 as The Bible School of the Air, it was one of the first correspondence Bible schools in North America. Known today as the Discover Bible School it offers free Bible guides by mail or online and has affiliate schools in over 120 countries with lessons in over 80 languages and dialects. In 2010, the Bible School celebrated its one millionth graduate. Evangelists Jim Reinking became a Voice of Prophecy evangelist in 1998 and served the ministry for 13 years. See also 28 fundamental beliefs Biblical Research Institute History of the Seventh-day Adventist Church List of religions and religious denominations List of Seventh-day Adventist hospitals List of Seventh-day Adventist medical schools List of Seventh-day Adventist secondary schools List of Christian denominations Questions on Doctrine Seventh-day Adventist Church Seventh-day Adventist eschatology Seventh-day Adventist theology References External links Voice of Prophecy website Discovery Mountain website Discover Bible School website Bibleinfo website KidsBibleinfo website Independent ministries of the Seventh-day Adventist Church Adventist organizations established in the 20th century Christian eschatology Christianity in the United States Christian television networks Television networks in the United States Conservative media in the United States Religious television stations in the United States American Christian radio programs Television series about Christianity