It is with great satisfaction that we present to you this thorough analysis of the Santo Domingo metro and feeder bus system, realized by Carl Allen, 2009 GFDD Fellow and graduate of the Harvard Kennedy School Master's Program in Public Policy and Urban Planning. Mr. Allen's comprehensive study is an evaluation of the potential impact of the transportation system on poverty alleviation, congestion, pollution reduction, urban development and social and economic advancement. The extensive report also features recommendations for maximizing societal benefits.The subject of sustainable transportation and green development is at the core of the mission of Global Foundation for Democracy and Development (GFDD). GFDD promotes the generation of scholarship aimed at influencing public policy on economic and social development, both at the national and international level.As a GFDD Fellow, Mr. Allen spent the summer of 2009 and January 2010 carrying out research under the guidance of his National Advisor, Mr. Leonel Carrasco, Sub-Director of OPRET (Oficina Para el Reordenamiento del Transporte). His research methodology consisted of the examination of first and secondary sources, including OPRET data and documents and review of Dominican media sources.