Calogero (Gero) Carletto is a Lead Economist and Manager of the Living Standards Measurement Study (LSMS) in the Development Data Group at the World Bank. As part of the LSMS activities, he is also coordinating a large methodological research program on the improvement of productivity measurement in agriculture, as well as a new research program on poverty and food security measurement. His research interests are in the areas of poverty, food security, agriculture and rural development, as well as data collection methods and measurement issues. Most recent research includes publications in the Journal of Development Economics, World Development and Labour Economics. He has previously worked for various UN agencies and the International Food Policy Research Institute (IFPRI). He holds a Ph.D. in Agricultural and Resource Economics from the University of California at Berkeley.