Isabelle Tsakok, development practitioner, policy analyst, researcher, and teacher, is a Senior Fellow at the Policy Center for the New South. She grew up in the Republic of Mauritius, a multi- lingual, multi-ethnic and multi-cultural society. She holds a PHD in Economics from Harvard University, and a BA in Phil/Econ from the London School of Economics. As World Bank staff and consultant, she has focused on agricultural and rural development including on issues of agricultural transformation, food security, and poverty reduction. She has worked in most regions of the developing world, including Africa –North and South of the Sahara; Asia - South, Southeast and East; and Latin America. She has taught courses on agricultural policies and institutions at the World Bank; the School of Agricultural and Rural Department, Renmin University of China; the School of International and Public Affairs (SIPA), Columbia University; and the Université Polytechnique Mohamed VI, Morocco. Her publications address issues of methodology of partial equilibrium analysis for assessing agricultural policies and distortions; and of agricultural transformation from smallholder, subsistence to demand-driven commercial farming. Her latest book publication is Success in Agricultural Transformation: What it Means and What Makes it Happen (Cambridge Univ. Press, 2011).