In contemporary Latin America and US Latino communities, music provides a way to measure changes and subtle shifts in attitude. Music also offers a virtual transcript of inter-generational dialogue. In the modern eras, young people set out to mark their emergence, define themselves as different from their ancestors and explain how they fit into the rapidly changing society. Music has always offered a way for people to adapt to new economic challenges and cultural influences. Melodies, rhythms and lyrics also help retain connections with the past, as bridges over the ever-shifting landscape.

REVOLUCION POR LA PAZ tells the story of Ruben Blades and Calle 13, from two generations of Latino musicians. Both use popular forms and poetic metaphors to describe the convoluted reality of Latin America while simultaneously adhering to those grooves and dance beats that make its music vital. [...]