Rev. Hanko is missionary-pastor of the Protestant Reformed Churches, in Norristown, Pennsylvania. Whether God has made two or three (or even four) offices in the church is an important question. Nevertheless, too great a concentration on this question may sometimes have diverted our attention from a question of greater importance for our times: Has God given to elders (or ruling elders, as they are called among the Presbyterians) authority to teach? Does teaching belong to their office? Are we to distinguish sharply between the offices of teaching and ruling, pastor and elder? That the elders must teach if the congregation...