It is one thing to have a non profit that is doing well and making a difference in the world. It is another to know just what that difference is. Results are great but if you don't analyze them you won't know how to move forward. Annette N. Brown is a Deputy Director for the International Initiative for Impact Evaluation (3ie) and heads its Washington office. Prior to joining 3ie, Brown held executive and senior management positions at several development implementers, for which she performed technical assistance and research in more than twenty countries across all regions. Earlier in her career, Brown was Assistant Professor of economics at Western Michigan University and held research positions at the World Bank and the Stockholm Institute for Transition Economics.  The International Initiative for Impact Evaluation (3ie) is a grant-making NGO dedicated to improving lives in the developing world by supporting the production of and disseminating evidence from impact evaluations and related research.