Alan Gelb is a Senior Fellow at the Centre for Global Development. His recent research includes the development applications of biometric ID technology, aid and development outcomes and the special development challenges of resource-rich countries. He was previously Director of Development Policy at the World Bank and Chief Economist for the Bank's Africa Region. He holds a D Phil from Oxford. Anna Diofasi is a researcher at the Centre for Global development, where she works with Founding President Nancy Birdsall and Senior Fellow Alan Gelb. Her recent research includes the use of biometric ID technology in elections, the provision of global public goods and the analysis of cross-country differences in price levels. She holds an MA in Public Policy from Georgetown University and a BA from the University of Warwick.