2000/01 - Visiting professor in Federal University of Salvador Bahia, Brazil (Composition)
1999 - Masterclass in Curitiba, ABEM (Brazilian Association of Musical Teaching)
1999 - Visiting professor in Federal University of Salvador Bahia, Brazil (Computer music)
1999 - Masterclass for "Musicista project" - Federal University of Salvador Bahia, Brazil (conducting)
1998 - Masterclass in Rouen University, France
1996 - Masterclass in Lisbon Conservatoire, 1996
1996 - Masterclass on the University of Mexico City (UNAM) 
1995 - Masterclass on the University of Mexico City (UNAM)
1992 - Masterclass on the Cenidim, Mexico City
1990 - Masterclass on the University of Mexico City (UAM)
Conferences:
Lucca, Conservatorio, 2003
Grenoble, University (video-conference with Aliance Française of Salvador Bahia - with Antonio Risério, Oscar Dourado, Alexis Nouss, François Laplantine, Jorge Lopez Palacio), 2002.
Salvador Bahia, Percpan 2002
Napoli, Teatro Mercadante, 2002
Milan, Centro Culturale Svizzero, 2001
Lisbon, Universidade Nova, 2000
Uberlandia, University 2000
Acqui Terme, Aula Magna Università, (with Nicola Cisternino, Renzo Cresti, Pierre-Albert Castanet, Andrea Lanza), Mario Bortolotto) 1998
Lucca Festival Jazz 1998,
Genoa, Levi Foundation (With Gianfranco Vinay, Nicola Sani) 1998
Madrid, Bellas Artes 1997
Fresno, University 1996
La Havana, Festival 1996
Montijo, Câmara Municipal, Portugal 1996
Lisbon, Conservatory 1996
Venice, Sonopolis 1994, 95
Salvador Bahia University (UFBA), 1994
Rio de Janeiro University (Unirio) 1994
Rome, Testaccio 94
Gradara, Festival 93
La Spezia, Comune 93
Villeneuve d'Ascq (with Ennio Morricone, Gualtiero Dazzi, Diego Minciacchi), University Lille III, 92
3rd Congress "European Cultural Area", Ludwisburg 15-18 June 1988
Tel Aviv, Beth Ariela, 88
Tel Aviv, University 86, 88
Mantua, Conservatoire, 88
Royaumont, Voix Nouvelles, 87
Milan, Scuola Civica 87
Bucharest Istituto Italiano di Cultura 87
Royaumont 87
Paris, Sorbonne University, 85
Darmstadt, Summer Courses, 84, 86, 88, 92, 94
Rio de Janeiro and Sao Paolo 84
Lisboa, Istituto Italiano di Cultura 84
Porto, Istituto Italiano di Cultura 84
Vigo, centro Cultural, 82
Lisbon, Gulbenkian Foundation, 82, 84, 99
Acqui Terme, Festival Proposte Musicali (with Ferneyhough, Zàccaro, Pulcini, Cignetti, Peixinho, Cresti), 1981
Vercelli, Accademia Viotti 1981
Venice, Teatro la Fenice, (with Luigi Nono, Manzoni, Sciarrino, Donatoni, Clementi), 1980
Alessandria (with Donatoni, Castaldi, Castiglioni, Peixinho, Renzo Cresti), 1980
Cassine, Prospettive Musica Teatro Poesia, 1980
La musica, le idee, le cose - Exhibition of scores of contemporary music in
Rio de Janeiro, Niteroi University 1984
Milan, Palazzo dei congressi, 1982
Siena, Accademia Musicale Chigiana 1981
Certaldo, Luglio Musica 1981
Acqui Terme, Festival Proposet Musicali, 1981
Novara, palazzo del Broletto, 1981
Bologna University, 1981
Rome University, 1981
Vercelli, Accademia Viotti 1981
Cassine, Prospettive Musica Tratro Poesia 1980