Born in 1952 in Genoa, Italy, Luigi Rizzi holds the General Linguistics chair at the Collège de France. He has taught linguistics at the University of Siena and the University of Geneva. He has taught at several European and American universities, including MIT, UCLA and ENS Paris (rue d'Ulm). At the University of Geneva, he directed the ERC project " Syntactic Cartography and Locality in Adult Grammar and Language Acquisition ". His work focuses on invariance and variation in natural languages (Issues in Italian Syntax, 1982, " On the Format and Locus of Parameters ", 2017), on syntactic structure mapping (" The Fine Structure of the Left Periphery ", 1997, " Cartography, Criteria and Labeling " 2015), on the locality of syntax (Relativized Minimality, 1990, " Intervention Effects in Grammar and Language Acquisition ", 2018), on language acquisition (Comparative Syntax and Language Acquisition, 2000, " Growing Trees: The Acquisition of the Left Periphery ", with N. Friedmann and A. Belletti, 2021). Luigi Rizzi is Corresponding Fellow of the British Academy (GB), Honorary Member of the Linguistic Society of America, Member of the Academia Europaea, International Honorary Member of the American Academy of Arts and Sciences, International Member of the National Academy of Sciences (EU).