Josep Colls Comas (Figueres, 1978) is History degree by the University of Girona (2000). In 2002 he obtained the Diploma d’Estudis Avançats at the University of Girona. Since 2005 teaches in public secondary school by the Governement of Catalonia within the speciality of Geography and History. Since 2004 teaches in the faculty of Economics of the University of Girona. He teaches courses of economic history of Spain. His research is focused on agrarian and manufacture history between 16th and 17th centuries. His works centered on the decline of manufacture towns in northeast Catalonia in early modern centuries and the processes of agrarian expansion and environmental change in the coastal lands of nordeast Catalonia in the 16th and 17th centuries. He also worked on the origins of the masoveria (land sharecrop contracts) in modern Catalonia. Lately, his research has focused on history of catalan middle school in XIXth and XXth centuries.