Giacomo Baroffio was born in 1940 in Novara, son of Giovanni and Emilia Dahnk (Philosophical Research Doctorate). During the compulsory education in Novara he studied violin (Giulio Riccardi) and harmonics (Felice Fasola). In Germany he was pupil of Bruno Stäblein, Marius Schneider, Karl Gustav Fellerer and he studied medieval subjects (especially musicology, liturgy, philosophy, art history) and theological subjects. He graduated in 1964 in Köln with a thesis on the Ambrosian chant. Then he studied in depth the theological subjects in Rome and he intensified the spiritual experience in the monastic circle. He lived for more than three months in a row in different places: Bari, Cremona, Erlangen, Genoa, Irschenhausen, Köln, Lodi, Milan, Noci, Novara, Ravensburg, Rome, Wolfen. In the 70s he taught Sacramentarian theology in Genova (Bishop’s Seminar), History of liturgy and Methodology in Padova (Pastoral Liturgy Institute); then Gregorian chant in Rome (Papal Institute of Sacred Music: 1982-1986, 1988-1995), Liturgical bibliology in Cassino (University: 1992-1998), History of the medieval music and Liturgy in Cremona (University of Pavia, Faculty of Musicology, contract professor from 1995 to 2000, associate professor since 2000/1), Medieval Musical Paleography in Portogruaro (University of Trieste: 1999-2001). Concerning the Gregorian, ancient Roman, Ambrosian chant and on the liturgical sources he carried out scientific researches, university seminars and he had contacts in Italy and abroad (Burgos, Cyprus, Beirut, Jerusalem, Houston, London, Milan, Nonantola, Norcia, Oxford, Palermo, Paris, Pescia, Stroncone, Turin, Tortona, Venice, Wien…). He published articles about liturgy, its medieval sources and its music. He conducts Gregorian choirs (Kantores, Septenarius…) and he sings as soloist. He is Director of the “Rivista Internazionale di Musica Sacra” [“Sacred Music International Review”] (LIM Editor – Lucca), member of the editorial staff of the “Monumenta Monodica Medii Aevi” ( Bärenreiter – Kassel ), consultant of Musical Middle Ages (Florence), consultor of the Commission of the Ambrosian rite (Diocese of Milan), artistic director of the exhibition “Divini incanti” [“ Divine charms”]. He planned the Guidonian exhibitions of the year 2000 (Arezzo and Pomposa) for which he wrote the catalogue. He supervised some recordings.