Relentlessly ambitious and commercialized professional clubs recruit thousands of boys into intensive, four‑times‑a‑week training from the age of eight. Their development is of great importance for the clubs as well as their stakeholders. But why is this happening? Is it economically viable to invest in the training of young home-grown athletes, while time is pressing for good results?

Spanish La Liga is included among the most competitive football leagues in the world. It is a championship full of top class players and clubs with rich European history. Having left a tremendous season behind, Valencia is prepared for a hard and demanding new season, as it returns to UEFA Champions League group stage after a two-year absence. The FX-Ray Project will try to deconstruct the performance of the “Bats”, over the past five years. By achieving that, it can be displayed explicitly what should the football fans expect from Marcelino’s squad and what are the obstacles it needs to surpass in the upcoming season.