Ferdinand de Saussure 1916. Edward Sapir 1921. Ludwig Wittgenstein 1921. Leonard Bloomfield 1926. Gladys reichard 1928. La Tesis de Praga 1929. Roman Jackobson 1931. Jost Trier 1931. Lev vygotski 1934. SIL 1934. Karl buhler 1934. Jean Piaget 1936. Charles Morris 1938. Sergei Trubetzkoy 1939. Benjamin whorf 1941. La Primera Conferencia Macy 1942. Louis Hjelsmlev 1943.
Charles Hockett 1947. Rulon S Wells 1947. Zellig harris 1951. Ray birdwisthell 1952. Eugenio coseriu 1952. Ludwig Wittgenstein 1953. Roland barthes 1953. John Langshaw Austin 1955. Maria moliner 1955.