ICSID Secretary-General says threshold is high for challenges to arbitrators in Venezuelan oil services arbitration, as efforts to disqualify Brigitte Stern and Guido Santiago Tawil are rejected June 3, 2011Arbitrator Challenges and Recusals, ICSID (World Bank), News, Venezuela Venezuela ciadi, Venezuela ICSID, Venezuela oil nationalization, Venezuela oil services disputes Luke Eric Peterson You are not logged in. If you are a subscriber, please Login to access. If you are not a subscriber, you can contact us for a rate quote at subscribe@iareporter.com. Alternatively, you can sign up to receive free email headlines here.