Cristiano Ronaldo is known throughout the world for his devastating ability and his carefully crafted image. A two-time Ballon d'Or winner with his own fashion label, he is every inch the modern superstar, but behind the glamour lies one of the most dedicated athletes the sport has ever known.

Luca Caioli, author of the bestselling Messi, tells the inside story of the Real Madrid star whose determination has driven him to the very top of his game, featuring insights from those who know him best: coaches, teammates, girlfriends and even the man himself.

Updated to include all the action from his hugely successful 2013/14 campaign, Ronaldo offers a unique behind-the-scenes look at one of football's all-time greats.