Mayor of Saluzzo in 1988, re-elected in 1990; he left office in 1993.

Former full professor of Romance Philology at the Faculty of Arts and Philosophy of the University of Trieste, elected Director of the Department of Languages of Mediterranean Countries and of the Department of Historical, Philosophical and Linguistic Sciences until 2011; appointed eminent scholar of the University of Trieste.

Contributor since 1985 to the LEI, Lessico Etimologico Italiano, directed by Prof. Dr Max Pfister of the University of Saarbrücken; since 1999, member of the editorial board of the 'Bollettino della Società per gli Studi Storici, Archeologici ed Artistici della Provincia di Cuneo'; in 2007, member of the scientific committee of 'Compostella', magazine of the Italian Centre of Compostella Studies, University of Perugia;

Since May 2009, an elected member of the Société des Antiquaires de Normandie; since 2012, a member of the Comité Scientifique de la Revue du Centre d'Etudes, de Recherche et d'Histoire Compostellanes, Paris, founded by Mr René de la Coste-Messelière, and of the Comité Scientifique des Chemins de Saint Michel, Avranches.

Since 19 May 2015, elected 'Associé Corrrespondant Etrangér' of the Société Nationale des Antiquaires de France, Louvre, Paris.

In 2023, the President of the Junta de Galicia appointed him member of the International Committee of Experts of Camino di Santiago

In June this year, he was appointed director of the Diocesan Library in Saluzzo by the Bishop, Mons. Cristiano Bodo

He co-edits the series on medieval Romance culture, philology and literature, 'I libri del Cavaliere Errante' (Dell'Orso Editore, Turin).

He has edited several texts in medieval Latin, Italian and its dialectal varieties, Old French, Provençal, Franco-Provençal, Catalan, Spanish and Galician-Portuguese.

His fields of study concern the edition of texts, in manuscripts and wall depictions, from the Italian, French, Provençal, and Iberian areas (14th-15th centuries) and in particular the relationships between the writings and the tradition/images, with a preference for hagiographies, songs of deeds, falconry treatises, popular 'encyclopaedias', sacred theatre and apocryphal narratives, travel narratives, historical songs, the odeporic genre, ancient Piedmontese texts and the literary culture of the Marquisate of Saluzzo.

Since 2017, FAI of Saluzzo  Group Leader and Group Leader since 2019, FAI of Saluzzo Delegation Leader, reconfirmed until 2024.

From 2019 to 2023, President of the Fondazione Cassa di Risparmio of Saluzzo

For an up-to-date list of publications see:

http://opac.regesta-imperii.de/lang_en, Piccat Marco