Those professionally trained to develop, teach and apply the OT law. In the application of the law the oral teaching of these people often assumed greater authority than the written law. Thus, by the time of the NT, the teachers of the law were in conflict with Jesus Christ and the apostles, who taught with authority and condemned the outward religious acts that the teachers had fostered.
Teachers of the law mentioned by name
Ezra
Ezra 7:1-21;
Nehemiah 8:1-18Teachers of the law arose after the exile from amongst the earlier scribes whose duties were more strictly secretarial.