Bielsa is into his third season at Elland Road after being appointed in the summer of 2018.
During that time, the Argentine has transformed the Whites, ending their 16-year absence from the Premier League with a unique style of play.
Each manager has been judged on how they’ve helped increase the value of players currently in their squad, so any players who have left the club during a manager's time in charge have not been included in the study by BettingOdds.com.
To determine the effect a manager has had on a player’s worth, the study analysed how much a player’s value has increased or decreased since they’ve been managed by their current boss. All figures in the study are from Transfermarkt.com.
Scroll and click through the pages to see where Bielsa ranks alongside his fellow top-flight managers: