Sarah is Director of Development at Big Issue Invest.  Her biography on the Big Issue Invest website says: “Sarah has a strong background in international economic development, microfinance and social investment. She previously worked for the World Bank in Africa, Asia and Eastern Europe with a specialisation in microfinance and for the New Economics Foundation at Director level.  She has an MA in Economic and Political Development from the School of International and Public Affairs, Columbia University and a BA in Law from Cambridge University.”