Carlo Biagini, Eng. Ph.D, is Associate Professor of Technical Drawing and Building Information Modelling at the Department of Architecture of the University of Florence (I). He is also co-founder of the Italian engineering firm buil.ING Ltd (www.building.ar.it), which has been operating since 1992 in the fields of urban planning, architectural and structural design, project management and construction supervision applied to construction projects for industrial groups of national and international importance.