The third session of the cycle "Fighting inequalities" was attended by Gabriel Zucman, Doctor of Economics at the Paris School of Economics and currently a professor at the University of Berkeley, author of The Hidden Wealth of Nations book and an outstanding member of the team of the World Wealth and Income Database led by Thomas Piketty. During the conference, Zucman has exposed the latest research into the study of inequality at a comparable and global level and has talked about the relationship of inequality with tax evasion and paradises.