Semiologist, educational philosopher and photographer. It acts with praxis as a habitat for the world; Heterogeneous subjectivities that build a common good, challenging alienations; Praxis generates its own languages, theories and knowledge, with "vague" and "adductive" logic; Frees the psyche, politics and knowledge from traditional constraints; The common, born of praxis, saves the complex humanity in constant recreation; Habitat of the world, where existence is constructed in a singular and collective way.