Claudia SENIK is Professor of Economics at the Paris School of Economics and the University Paris-Sorbonne. She is also member of the IZA and of the Institut Universitaire de France. Educated at the Ecole Normale Supérieure, she received her PhD from EHESS. Her main research area is the Economics of Happiness, with a special interest in the relationship between income growth, income distribution and subjective well-being. She also works on political attitudes and post-transition economies, as well as the impact of institutions on gender norms.