Nathanson joined The Glover Park Group from the Center on Budget and Policy Priorities where she was the Director of the Federal Budget Initiative, a project designed to provide technical and analytic assistance to state organizations that work on federal budget issues. Prior to joining CBPP in 2002, Nathanson was the Senior Policy Advisor for Health and Income Security for Senator Bob Graham of Florida while he served on the Senate Finance Committee. She also worked for Congressman Sander Levin as a Senior Legislative Assistant covering human resource, health, and social security issues before the House Ways and Means Committee. Prior to her work on Hill, Nathanson taught at the high school and University levels (University of Miami). Nathanson holds a Bachelors Degree from Tulane University and a Masters Degree in Public Administration from the University of Miami.