Alexis Berg is one of the world's premier sports journalists. Specializing in long-distance events, often in hard-to-reach locations, particularly in the mountains, Berg has captured some of the world's most challenging races and extraordinary humans. Frédéric Berg is a journalist and seasoned ultra-marathoner. He has finished two legendary trail races, the Diagonale des Fous and the Ultra-Trail du Mont Blanc. Aurélien Delfosse is a journalist for L'Équipe, one of the world's leading sports newspapers.