Professor of Architecture Technology at the “Pierluigi Spadolini” Department of Architecture and Design Technologies of the Faculty of Architecture of the University of Florence. Head of the final Synthesis Laboratory and member of the Teaching Board for the Technology of Architecture PhD at the same Faculty.
Teacher of the Project Management of Hospital Facilities Postgraduate Course; member of the Academy of the Art of Design of Florence, the Public Health Group/International Union of Architects (PHG/UIA), the scientific Committee of the Inter-University Research Centre (TESIS), the Italian Society of Hospital Organization (SITO) and the International Academy of Design and Health, Chairman of the Italian Society of Architecture Technology (SITdA).
Coordinator of many international academic researches, he has published extensively on technology and healthcare; among his main books: Ospedali Riuniti della Valdichiana a Montepulciano. L’Ospedale Unico (The United Hospitals of Valdichiana in Montepulciano. The Individual Hospital), Alinea Ed., Florence 2003; Il Progetto degli Edifici Complessi, in: Innovazione Tecnologica per l’Architettura: un diario a più voci (The Design of Building Complexes, in: Technological Innovation for Architecture: a diary with several entries) Edizioni ETS, Pisa 2004; P. Felli, G.M. Bargossi, F. Gurrieri, “Pietra Serena materia della città” (Pietra Serena material of the city) published by AIDA Edizioni, Florence 2002; M.C. Torricelli, R. Del Nord, P. Felli, Materiali e Tecnologie per architettura (Architectural Materials and Technologies), Ed. Laterza, Rome, 2000.

He began his professional life by collaborating with Prof. Pierluigi Spadolini on some important projects, including the Congress Building in Florence, the restoration of the historic headquarters of Monte dei Paschi di Siena and the Cassa di Risparmio of Pisa.
Working with a Master such as Spadolini, taught him a design methodology able to deal with the social and human sides of architecture, giving new meanings to the role of technology in the design process.
In 1975, together with Antonio Andreucci and Romano del Nord, he founded the professional association of architects CSPE in Florence, for the development of research, study and professional advice on the planning of building complexes in the tertiary and healthcare building sectors.