Giampiero Bordino 
Professor in Contemporary History and Political Analyst. President of the Einstein Center for International Studies

J.E. Stiglitz, J.-P. Fitoussi, M. Durand 
Beyond GDP. Measuring What Counts for Economic and Social Performance 
OECD-Publishing, Paris, 2018 
https://www.oecd-ilibrary.org/economics/beyond-gdp_9789264307292-en

Gary K. Shepherd 
Editor of the review United World

Lorenzo Marsili 
Planetary Politics: A Manifesto 
New Polity Press, Steubenville, OH, 2020