Giovanni Savio is the Director of the National Accounts Central Directorate of the Italian National Institute of Statistics (ISTAT). Previously, he was Research Director in National Accounts at ISTAT, National Detached Expert at Eurostat, and Senior Statistician at the Economic and Social Commission of Western Asia and the Economic Commission for Latin America and the Caribbean, United Nations.

Paul Schreyer was nominated Chief Statistician of the OECD and Director of the Statistics and Data Directorate in 2020. He joined the Organisation in 1988 and held various positions in the (then) Directorates for Science Technology and Industry, Environment and Statistics. Before joining the OECD, he was a research fellow at the IFO Institute for Economic Research in Munich, Germany and Assistant Professor at the University of Innsbruck, Austria. Paul Schreyer holds a Ph.D. in economics.  His personal research areas include national accounts, the measurement of capital, productivity, welfare, non-market activities and prices. He is the author of several OECD Manuals and has a record of publications in international journals and books. In 2008-09, he was rapporteur in the Stiglitz-Sen-Fitoussi Commission on the Measurement of Economic Performance and Social Progress.

Stefan Schweinfest was appointed Director of the United Nations Statistics Division (UNSD/DESA) in July 2014. Under his leadership, the Division compiles and disseminates global statistical information, develops standards and norms for statistical activities including the integration of geospatial, statistical and other information, and supports countries' efforts to strengthen their national statistical and geospatial systems.

Stefan Schweinfest started his career joining the Statistics Division in 1989 in the area of national accounting. He subsequently worked in various other areas, such as statistical capacity building programmes, and indicator frameworks. For many years, he was also responsible for external relationships of the Division, both with member countries as well as with international partner organizations. He has been the substantive secretary of two intergovernmental bodies, the United Nations Statistical Commission (UNSC) since 2002, and the United Nations Committee of Experts on Global Geospatial Information Management (UNGGIM) since 2011.

Stefan Schweinfest studied Mathematical Economics at the Universities of Wuerzburg and Bonn in Germany. He holds a Diplome D'Etudes Approfondies (Masters equivalent) from the University of Paris in these fields. He also conducted postgraduate research at the London School of Economics (LSE).

In his private time, he likes to sing and has performed numerous concerts with his chorus in Carnegie Hall. He is also a passionate marathon runner and loves to hit the road all over the world.