Argentina Buenos Aires (1984; 1987; 1994; 1995), Rosario (1987), Cordoba (1984; 1987), La Plata (1994; 1995)
Austria Vienna (1980)
Belgium Antwerp (1979, 1987, 1989, 1990, 2016, 2017) Brussels (1974; 1975; 2006; 2007; 2009; 2013, 2017; 2018; 2019; Belgian Society for Logic and Philosophy of Science, 1976; Belgian Society for Philosophy, 1980; 1981; 1984; 1988/2; 1999; Francqui Chair, 1989; 1990; 2006; 2007; 2008; 2009), Gent (1974; 1992; 2000; 2002; 2006; 2007; 2013; 2019), Liège (1977; 1978; 1985; 1992), Louvain (1971; 1973; Société Philosophique de Louvain, 1974; 1985; 1986; 1987; 1989/2; 1990/2; 2007; 2009; 2017; 2018), Louvain-la-Neuve (1978; 1985); Kortrijk (1992); Mechelen (1999), Hasselt (2000, 2017), Vaalbeek (2018), Doornik (2019)
Brasil Goias (2017), Rio de Janeiro (1977; 1984; 1994), Sao Paulo (1976; 1977; 1984; 1986; 1989; 1990; 1994; 2006; 2009; 2013; 2017), Porto Alegre (1986), Araraquara (1984), Campinas (1981; 1984; 1986; 1989; 1990; 1994; 2006; 2013; 2017; 2018), Salvador (1994), Maceio (1995), Fortaleza (1995), Florianopolis (1998; 2006), Marilia (2009), Sao Carlos (2009), Ueberlandia (2018)
Canada Montreal (1971; 1979; 1980; 1984), London (1975), Trois-Rivières (1979; 1980; 1984), Halifax (1984), Toronto (1980), Ottawa (1984), Québec (2001)
China Bejing (1991; 2004), Jinan (1991), Hong Kong (1991)
Denmark Sostrup (1989), Copenhague (1993)
France Paris (1971; 1983; 1986; 1987; 1989/2; 1990/3; 2011; 2012; 2013; 2015; 2017; 2018; 2019/2), Ecole des Hautes Etudes en Sciences Sociales, 1971; 1975; 1877; 1979; 1981/2; 1982; 1983; 1984; 1986/2; 1987/2; 1988/2; 1992; Collège International de Philosophie, 1987-1988, 1992-1993; 1994; 2005; 2008; 2009), Aix-en-Provence (1978), Cerisy-la-Salle (Centre Culturel International, 1980; 1983; 1987; 1990; 1992; 1993; 1996), Albi (1981; 1982; 1986), Tours (1982), Fontenay-aux-Roses (1983), Perpignan (1983; 1989), Caen (1975; 1985), Nancy (1988; 1990; 1992), Lyon (1989), Limoges (2000; 2004; 2005; 2006; 2009; 2011), Marseille (2018)
Germany Bielefeld (1974), Gummersbach (1976), Düsseldorf (1978), Essen (1986), Frankfurt am Main (1980), Berlin (1980; 1982), Konstanz (1976), Dresden (1999)
Great Britain Warwick (1976/2; 1978; 1983), Birmingham (1978), Oxford (1985), London (2009; 2013)
Israel Jerusalem (1978; 2016), Tel Aviv (1978; 1980), Haifa (1978; 1980), Beersheva (1978)
ItalyAscea (2016), Milan (1974; 1978), Trieste (1982), Venice (1982; 2004; 2006; 2013), Padova (1978), Pavia (1978; 1982; 1989; 1993), Urbino (Centro Internazionale de Semiotica e Linguistica, 1971; 1972; 1978; 1980; 1982; 1984; 1988; 1991; 1996; 1999; 2002; 2004; 2005; 2006), Rome (1986; 1992; 1996; 2004; 2007; 2008; 2013; 2015; 2018), Palermo (1976; 1984; 1984; 1988; 2004), Bologna (1978; 1989; 2004; 2007), Cosenza (1978), Lucca (1978/2), Bellagio (1988), Siena (1988; 1993; 1994; 2002; 2004; 2005; 2006; 2007; 2008; 2009), Rimini (1989; 2003), Napoli (1992), Pisa (1993; 1994), Genova (1993), San Marino (1993), Castiglioncello (2002), Torino (2013; 2019)
Japan Osaka (Linguistic Society of Japan, 1986; 1994; 1995), Kobe (1986; 1994), Tokyo (1982; 1986; 1994), Komamuto (1986), Kyoto (1986), Fukuoka (1986), Sapporo (1994), Sendai (1994)
Korea Seoul (1994), Jingu (1994)
Lithuania Vilnius (2018)
Luxemburg Luxemburg (2008, 2014)
Marocco Rabat (1987; 1990; 1994; 1996)
Mexico Mexico (2005; 2009; 2017), Puebla (2003, 2005; 2017), Monterrey (2005), Merida (2008, 2009), San Luis Potosi (2009)
Netherlands Breda (1973), Wassenaar (1979/2; 1980), Groningen (1981), Tilburg (1983; 1993), Amsterdam (1986/2; 1988; 1989; 1993), Broek in Waterland (1989), Nijmegen (1992), Rotterdam (2002)
Peru Lima (1981; 1986; 1990; 1995; 2000; 2009; 2013; 2017), Ariquipa (1981)
Portugal Lisbon (1982; 1985; 1988; 1990; 1993; 1995; 1998; 2000; 2003; 2005; 2006; 2008), Porto (1982; 1985; 1988/2; 1993), Faro (1999), Coimbra (1993; 1995), Covilha (2008)
Romenia Bucharest (2002; 2006; 2007), Timisoara (1999; 2002)
Russia Moscou (1991; 2019), Kaliningrad (1991)
Slovenia Ljubjlana (1995)
Spain Calaceite (1986), Oviedo (1986), Granada (1987; 1988), Bilbao (1990), Barcelona (1993; 2002; 2004; 2006)
Switzerland Biel (1978), Genève (1981), Bern (1987), Lausanne (1987; 2015)
Tchechia Prague (1986; 1987; 1989), Brno (2002)
Turkey Istanbul (1986; 2016), Bursa (1986), Ankara (1986)
United States Atlanta/Emory (1995; 2008), Davis (1977), Santa Barbara (1977), Los Angeles (1977; 1986; 1988), Santa Cruz (1977), Berkeley (1977; 1978; 1988; 1991), San Jose (1977), Stanford (1978), Washington (1979; 1980), Riverside (1980), Kansas (1980), Ann Arbor (1982), Buffalo (1995), San Diego (1982; 1983; 1986; 1988), Hilo/Hawai (1982), New York (1984; 1985; Columbia, 1986), Nashville (1984), Providence (1984), Worcester (1986), Swarthmore (1986), Harvard-Cambridge (1989), Philadelphia (1995)
Uruguay Montevideo (1987; 1994)
Venezuela Caracas (1981)