Ernesto Maria Ruffini, a lawyer, was the director of the Italian Revenue Agency. He collaborates with newspapers and magazines on numerous current topics of tax policy. Among his books: Tax Evasion Explained to an Evader (2013) and The Judgment of the Court of Cassation in Tax Proceedings (2016). Published by Feltrinelli is Equal by Constitution. History of an Unfulfilled Utopia from 1948 to Today (2021).