<p>This article synthesizes Joseph Jean Lanza del Vasto's vital itinerary and his philosophical-theological Work about testimonial and prophetic aspects related with Non-violence topic. He tries to do a praxiological contribution to our continental, national and regional problems, because the author traveled in seven occasions to Latin America (Argentina, Chile, Peru and Colombia), during almost 30 years, achieving concrete results as the argentinean Adolfo Perez-Esquivel's action, which won the Nobel Peace Prize (1980). The 'lancian' Work continues being developed in a Project of Integral Life in Argentina, Brazil and Ecuador, in groups of self-management with who the author interacts, as Allied from International Movement of the Ark in Colombia, showing the Non-violence like a revolutionary practice applicable in all the environments of the human activity.</p>