Reflexión filosófica sobre: ¿Qué significa ser humanos? He studied in Madrid and Heidelberg, where he had philosophers such as Löwith and Gadamer as professors. Between 1964 and 1967 he was Professor of Philosophy at the University of La Laguna, and between 1967 and 1978, at the University of Barcelona. In 1978 he became Professor of the History of Philosophy at the National University of Distance Education (UNED), based in Madrid. His distinctions include the Alexander von Humboldt Prize, awarded in Bonn in 1991, and the National Essay Prize in 1992. He was a «Fellow» of the Wissenschaftkolleg in Berlin. Emilio Lledó focused his philosophical interests on the problem of language, understood as the exclusive vehicle that leads man to philosophize. He tried to propose the methodology of a philosophical semantics based on linguistic and philological research, seeking to justify the abstraction of thought from the material conditioning factors in which human thinking is produced. This talk was given at a TEDx event using the TED conference format but independently organized by a local community. Learn more at https://www.ted.com/tedx