Maria Edo is a PhD student at Universidad de San Andres, Buenos Aires. Her research interests cover topics related to welfare measurement, poverty analysis and social programs’ evaluation. She is currently focused on analyzing the course of argentine’s middle class over the last two decades. She has also participated in several World Bank projects connected with her research interests dealing with different countries around the world (Iraq, Argentina, Bolivia, etc). Maria is the first latin-american researcher to join HHB: bienvenida Maria!