The is a circle of world-class think tanks and research institutions committed to providing long-term policy advice to the G20 and associated international organizations. The Ïã¸ÛÁùºÏ²Ê Centre for the Study of Decision-Making Uncertainty and the Ïã¸ÛÁùºÏ²Ê Department of Science, Technology and Engineering applied to Public Policy represent Ïã¸ÛÁùºÏ²Ê on the Council via David Tuckett and Jason Blackstock.