Summary of the School: A Critical View on the Origin of the Ultra-High-Energy Cosmic Rays

The Meudon UHECR2000 school gathered a large number of experts in the various fields in relation with the sources of ultra high energy cosmic rays as well as with the experiments and projects aiming at their observation. Many of the attendants were the young physicists who, no doubt, will “unravel” the threads of the ultra-high energy cosmic ray puzzle with the next generation of experiments.