A second theory is contended for by Principal Campbell in his treatise on the eldership, and by others also, that there is no warrant in Scripture for the eldership as it exists in the Presbyterian Church; that the ruling elder is not, and is not designed to be, a counterpart of the New Testament elder; in other words, that he is not a presbyter, but only a layman chosen to represent the laity in the church courts and permitted to assist in the government of the church.