Author, composer and performer, Laurent Grzybowski sings his own creations in concert and animates large gatherings. It also works in schools.Convinced that a song can change the world, Laurent Grzybowski has been traveling the roads of France and the world for 30 years to sing peace and fraternity: 40,000 km per year, i.e. around the earth every year! World Youth Days (WYD), Frat of high school students, chaplaincy or scouting meetings, national pilgrimage to Lourdes...