Former soccer player best known as the manager of the Argentine team which finished as runners-up at the 2014 FIFA World Cup. As a player, he is remembered for his time with teams like River Plate and Sheffield United.
He was a law student at the University of Buenos Aires.
He managed Estudiantes to the Apertura title in 2010.
He was born into a wealthy family from Buenos Aires.
He managed Golden Ball winner Lionel Messi in the 2014 FIFA World Cup.