Sandeep Bhattacharya received his Ph.D. in Economics in 2010 from Georgia State University, and graduated from the Master's in Public Policy Program at Duke University in May 2005. He graduated from St. Stephen's College, Delhi University, with a B.A. (Honors) degree in Economics in 1988 and completed his Master's degree in Economics from the Delhi School of Economics in 1990. Bhattacharya is the author of "Aspects of tax spillovers: Is there a 'worldwide' tax burden?" (VDM-Verlag, 2011). He has several years of work experience in the private and public sector outside academia, including with the Indian Revenue Service (Customs and Excise) and has provided technical assistance on behalf of the IFC/World Bank group, GIZ and DCID to several governments. His fields of interest are Public Finance and Taxation, Budgeting, Analytical Methods & Data Analysis, Impact Evaluation and Data Based Modelling.