Graduated in Mechanical Engineering from Universidade Federal do Rio de Janeiro (1974), Master’s in Computer Science from COPPE-Universidade Federal do Rio de Janeiro (1978) and Ph.D. in Information Systems from University of East Anglia (1986). Sabbatical at CERN from 1989 to 1993 (3 months a year). Researches and teaches in Computer Science, focusing on the following subjects: Knowledge Management, Social Networks, CSCW, and Futures Studies. Head of the Future LAB – http://labfuturo.cos.ufrj.br/. Has supervised more than 30 PhD thesis and around 100 MSc. Dissertations. Published more than 500 complete papers in journals or conferences.