Tirocinio: Means, learning, experience, acquired practice, Word of French origin, Il tirocinio ( French stage, pronunciato dal / ' sta / ) indicates a ' esperienza ecorretta poiché in inglese... non in " stage " It means... In summary, a stage manager, teacher master craftsman who is who is responsible for join the technical aspect of a craft with artistry of creation in this craft. Eng. Jesus Rojas Ibarra