Lucien François (born 26 March 1934) is a Belgian lawyer. Lucien François joined the University of Liège in 1951, earning Doctor of Law (1956) and Doctor of Social Sciences (1963) degrees. He subsequently studied abroad at the Faculties of Law in Paris, Hamburg and Florence. He taught at the University of Liège (philosophy of law, labour law, criminal law) as associate lecturer (1967), ordinary professor (1970) and extraordinary professor (1985-1999). He was a temporary member of the Division of International Labour Standards of International Labor Organization (Geneva) (1964-1966), and Member of the Committee of Social Council of Europe (1983-1988). He was Assistant Chief of staff to Minister of Justice Jean Gol (1982-1985), State Counselor (1985-1989), Judge at the Constitutional Court of Belgium (1989-2004), and Judge Emeritus since 2004. He has written books on labour law and theory of law, the most important of which is Le cap des tempêtes, Essai de microscopie du droit (The cape of storms, A microscopic examination of the law), first published in 2001. He is the translator in French, with Pierre Gothot, of L'Ordinamento Giuridico of Santi Romano (2nd edition: Paris, Dalloz, 2002). La distinction entre ouvriers et employés en droit allemand, belge, français et italien , Liège, Editions de la Faculté de droit de Liège et, La Haye, Martinus Nijhoff, 1963 Introduction au droit social, Liège, Editions de la Faculté de droit de Liège, 1974 Le problème de la définition du droit , Liège, Editions de la Faculté de droit de Liège, 1978 Théorie des relations collectives du travail en droit belge , Bruxelles, Bruylant, 1980. Le cap des Tempêtes, Essai de microscopie du droit , Paris, LGDJ, Bruxelles, Bruylant, 2001 ; 2e éd., préface de Pierre MAYER, 2012 Le problème de l’existence de Dieu et autres sources de conflits de valeurs. , Bruxelles, Académie Royale de Belgique, Coll. L'Académie en poche, Bruxelles, 2017 ; préface de Hervé HASQUIN, 2017. « La nature juridique du règlement d’atelier, Etude de droit allemand, belge et français », Annales de la Faculté de droit de Liège, 1961, p.