“…Her significs is a contribution to pragmatism, a movement she -mother of semiotics (Petrilli 2010b(Petrilli , 2015dSebeok & Petrilli 1998) and of pragmatism alike -prefigured and influenced (Hurley 2022; Petrilli 2022b), as testified by her exchanges with the "founding fathers," figures like Charles Peirce in the USA, Ferdinand Schiller in England, Giovanni Vailati in Italy (Petrilli 1990a: 339-47;Ponzio 1990aPonzio : 94-106, 1990bWelby 2010Welby , 2021. But Welby contacted numerous personalities of the time, all variously fascinated by her investigations.…”