“Greater transparency on how arbitrator challenges are decided would significantly enhance the predictability and consistency of arbitrator challenges. Not only would this be a useful guide for parties and their advisers when deciding whether or not to make a challenge, it would also play an important part in discouraging spurious challenges designed to delay the arbitral process.” http://www.lexology.com/library/detail.aspx?g=c2240cec-eed6-4d1d-93fc-6110878b2b00