Retired soccer player who represented Argentina at tournaments like the 2005 FIFA Confederations Cup and 2006 FIFA World Cup. With Barcelona FC, he won numerous championships including UEFA Champions League and La Liga titles.
He was born in Bernal, Arentina and spent his youth career with Independiente.
He was named Argentine Footballer of the Year in 2002.
His older brother, Diego, also played for the Argentine national team.
He and Thiago Motta both wore the #3 jersey for Barcelona FC.