Arsenal's summer revamp is already moving beyond the pitch. Tom Allen is the latest member of the club's backroom team set to leave, just weeks after Arsenal secured their first Premier League title in 22 years. It is a significant shift for a club coming off a championship season, and it points to a broader rethink of the medical and performance structure rather than a minor staffing change.
BBC Sport described Allen's exit in direct terms: "Arsenal head of sports science performance Tom Allen is the latest member of the club's backroom team set to leave the club." On its own, that would count as a notable departure. In the current context, it looks more like another step in a wider reset.
The latest change in Arsenal's review
Allen is not a new arrival being moved on after a short spell. He joined Arsenal from Aston Villa in 2017, which makes him an established part of the club's setup through several different phases. When someone with that kind of tenure leaves so soon after a title win, it naturally reads as part of something bigger.
That bigger process has already been outlined. BBC Sport reported: "The departures arrive as part of a review involving external medical expert Joaquin Acedo, who has a relationship with manager Mikel Arteta originating back to when the pair worked together at Everton."
The key point is that Arsenal do not seem to be treating the title as a reason to leave everything untouched. Clubs usually make the loudest internal changes after poor seasons. Arsenal have done it after their best league campaign in more than two decades.
There is a practical football logic to that. Last season still brought major injury concerns, even with the team finishing first. Winning the league can hide faults if a club wants it to. Arsenal appear to have taken the opposite view and decided this was the moment to review areas that still needed work.
That makes this less about one name leaving and more about structure. Allen's departure matters because of his role in sports science performance, an area that sits close to player availability, workload management and recovery. Those issues are rarely judged in isolation, but they do shape a season over time.
Why this is more than routine staff turnover
The numbers from the season underline why this stands out. Arsenal won the Premier League with 85 points, built on 26 wins, 7 draws and 5 defeats. They also finished with a goal difference of 44. This was not a campaign that screamed for upheaval.
They were strong in Europe too, taking 24 points from 8 wins in the Champions League group stage. Add that to a five-game winning run in the league and the picture is of a club acting from strength, not scrambling after collapse.
That is why the timing feels important. A title-winning side usually spends the early summer talking about additions, contract renewals and a victory lap. Arsenal's conversation has also shifted toward the people behind the training ground operation. It suggests the club believe marginal gains in the performance and medical departments are still available, even after finishing at the top.
It would be too simple to pin every change on one outside influence, and the reporting does not support that. But Joaquin Acedo's involvement in the review clearly matters, and so does his existing relationship with Arteta. That gives the process a clear line into the manager's thinking without turning it into a one-man project.
Arsenal are also not presenting this as an admission of total failure in the medical setup. That would be overreach. The more grounded reading is that a title season, combined with injury concerns, has accelerated a serious internal review.
What the title backdrop changes
The title itself changes how these departures are read. If Arsenal had finished outside the top four, a backroom clear-out would look reactive. After ending a 22-year wait for the Premier League, it looks deliberate.
That distinction matters because it says something about the standard now being set internally. Arsenal did not stop at winning the league. They have moved quickly into a reassessment of how the club supports the squad behind the scenes, and Allen is the latest figure caught up in that process.
There may be more changes to come, but the confirmed point for now is simple enough: Arsenal have won the title, and the backroom reset is already under way with Tom Allen the latest departure.
FAQ
Why are Arsenal changing staff after winning the Premier League?
Arsenal are making changes behind the scenes despite winning the Premier League because the club is carrying out a wider review of its medical and performance structure. Tom Allen is the latest figure set to leave, and the process has involved external medical expert Joaquin Acedo.
Who is Tom Allen and why is he leaving Arsenal?
Tom Allen is Arsenal's head of sports science performance and is the latest member of the club's backroom team set to leave. He joined Arsenal from Aston Villa in 2017, and his exit is part of the wider review of the club's medical and performance setup.
What role is Joaquin Acedo playing in Arsenal's backroom changes?
Joaquin Acedo is involved in the review that sits behind the current staff changes at Arsenal. BBC Sport reported that the departures are arriving as part of a review involving Acedo, who has a relationship with Mikel Arteta dating back to their time together at Everton.
Are Arsenal making these changes because last season went badly?
No. Arsenal are making the changes after a highly successful season in which they won the Premier League with 85 points and 26 wins. The review comes after a campaign that also included major injury concerns, so the club appears to be reshaping from a position of strength rather than reacting to failure.
Written by Jack Mercer with AI-assisted research, cross-checked against 2 outlets. How we work →