Living in a country under foreign occupation he became engrossed in the science of private law, and (under the influence and with the support of his masters) he started to study the characteristics of socialist, and later of Western European legal systems. Within the socialist bloc, he became one of the early experts on Common Market law, who, following an unexpected historical event, the 1989 regime change in Hungary, was also able to make practical use of his theoretical knowledge for the benefit of his country. In 2021, on the 90th anniversary of his birth and the 10th anniversary of his death, the article remembers Ferenc Mádl, legal scholar, member of the Hungarian Academy of Sciences, minister in the Antall- and Boross governments, former President of Hungary.