Stephany is an economist researching and providing policy advice on reforming the international and national financial architecture. She has published widely, having written or edited twenty five books and numerous journal and newspaper articles. She co-edited a 2010 book, with Joseph Stiglitz and Jose Antonio Ocampo, Time for a Visible Hand. Her most recent book, published in 2018 and coedited with J.A.Ocampo, is The Future of National Development Banks. She advises many international organisations, including the European Commission, European Parliament, World Bank, Commonwealth Secretariat, IADB, AfDB, and various UN agencies, including UNDP, and several governments and Central Banks, including the UK, Chilean, Swedish, South African, Tanzanian, Brazilian and Czech. She was Commissioner on the Warwick Commission on Financial Regulation. and member of the ESRC World Economy and Finance Program Advisory Panel. and a member of the Scientific Board FEPS.