Jean-Claude Blanc has already explained what would be key to turning Manchester United around

Change is in the air at Manchester United as Sir Jim Ratcliffe looks to make his mark at Old Trafford.

On Wednesday, the first major move was confirmed as CEO Richard Arnold's departure was announced with Patrick Stewart to replace him on an interim basis.

Arnold's exit signals a shift in approach, something that was to be expected under Ratcliffe. The INEOS founder's 25 per cent acquisition of United is expected to see him take the reins of football matters at Old Trafford and he is clearly wasting no time as he looks to put his stamp on the club.

READ MORE: Glazer sends message to Arnold following exit

READ MORE: Why United have appointed Stewart as interim CEO

Rumours are circling about who will replace Arnold on a permanent basis. A leading contender is said to be Jean-Claude Blanc.

Blanc is best known for his work as CEO at Juventus and Paris Saint-Germain, and is also INEOS Sport's CEO. His approach to the Juve project is one that will certainly catch the eye of United fans.

The Serie A club were down on their luck when Blanc arrived. While the Reds have not slipped to the same depths as the Turin team, both can be considered fallen giants.

In an interview with the FT, Blanc detailed how pivotal his first 100 days at the club were. "You arrive in this environment that is necessarily dynamic because you have a mountain of problems to deal with at once," he explained.

"Practically 100 days are decisive for the club’s future. If you make a bad decision in those 100 days it's over. Then it would take 20 years to return. In those 100 days we took many good decisions."

His assessment of his work at Juve was fair. While they had been relegated to Serie B, they managed to keep hold of Gianluigi Buffon and secured an