According to the following, a new bill has been introduced in Congress that would ban mandatory arbitration clauses in employment agreements. I don’t know if it’s likely to pass, but it would definitely be a good step toward ameliorating employer abuses and increasing corporate transparency.
http://www.24-7pressrelease.com/press-release/arbitration-fairness-act-would-ban-mandatory-arbitration-for-employees-130936.php