Gallardo's playing days featured spells at Monaco and Paris St Germain, but he's always been a River Plate man. He's guided River to two Copa Libertadores, most recently in 2018 in a historic win against arch rivals Boca Juniors.
His River side beat Boca again recently in the first leg of another El Superclasico Libertadores match-up - this time in the semi-final.
He was a nominee in FIFA's prestigious Best Coach award, and none other than Barcelona's Lionel Messi voted for him.
Gallardo, who's also been tipped for the Argentina national team job, is the latest in a host of names linked to Barça.
Club legend Xavi is another who has been touted as a potential manager, but it's believed his lack of experience makes him a less likely choice for now.
The Premier League's use of VAR prevents it from providing what it can do best: consistency
