Appealing the SIAC Court’s Decisions on Arbitrator Challenges: A Case for Reassessing Rule 16.4 - ASA Bulletin View Appealing the SIAC Court’s Decisions on Arbitrator Challenges: A Case for Reassessing Rule 16.4 by - ASA Bulletin Appealing the SIAC Court’s Decisions on Arbitrator Challenges: A Case for Reassessing Rule 16.4 40 1 ASA Bulletin