Pen pics of Arsenal's coaching, science, medicine and analytics staff.

ARSENAL manager Unai Emery believes it is important to create “friction” with his players to get the best out of them.

LEAD analyst Ben Knapper has been promoted to the new role of Loans Manager by Arsenal.

MODERN football's focus on GPS has led many clubs to lose sight of another important part of the monitoring picture: heart rate variability.

FORMER MK Dons manager Dan Micciche has been appointed as the Under-15 boss at Arsenal.

KEN GILLARD has been put in temporary charge of Arsenal Under-18s following the departure of Kwame Ampadu to Monaco.

ARSENAL Head of Elite Performance Darren Burgess says ‘forced recovery’ has become crucial because of the pressures placed on modern players by technology and social media.

ARSENAL have made the final appointment to their new-look backroom team ahead of the upcoming season - and he could be the most interesting of them all.

CHRIS MORGAN has been appointed as senior physio at Arsenal - two months after it was announced he was leaving Crystal Palace "to return up North for another challenge".

HEAD COACH Unai Emery has taken five of his long-time assistants with him to Arsenal - while first-team coach Jens Lehmann has exited the club after less than a year.

FORMER Arsenal Invincible Freddie Ljungberg is returning to the club in July to take charge of the Under-23 side.

EXPERIENCED physios Ben Ashworth and Andrew Rolls have been made redundant by Arsenal as part of the medical department restructure carried out by Head of Elite Performance Darren Burgess.

NEW Arsenal boss Unai Emery will bring his long-time assistant Juan Carlos Carcedo and goalkeeping coach Javi Garcia with him to the Emirates.

COLIN LEWIN, Arsenal’s Head of Medical Services, has reached a settlement with the club that sees him depart after 23 years. His role has been taken by club doctor Gary O’Driscoll, who will head up a new-look medical department.

INCOMING Arsenal Academy boss Per Mertesacker says changing players’ mindsets will be a key objective for him in his new job.

ARSENAL have suspended Under-23 coach Steve Gatting and his assistant Carl Laraman following accusations of bullying made against them.

JOSE MOURINHO says his assistant Rui Faria would be “a good fit” for Arsenal and that he would “help him to pack and carry the bags” if he did land a big job.

LEE HERRON is leaving Reading after 17 years to become Football Operations Manager at Arsenal’s Academy.

ARSENAL have appointed Barcelona’s Raul Sanllehi to the new position of Head of Football Relations.

TRIBUTES have been paid to Dermot Drummy, the highly-successful former youth coach of Arsenal and Chelsea, who has died at the age of 56.

SVEN MISLINTAT, Borussia Dortmund’s Head of Professional Football and the man nicknamed “Diamond Eye”, has joined Arsenal as Head of Recruitment.

CHRISTIAN ERIKSEN has highlighted the role Dennis Bergkamp played in his development when he was at Ajax.

SOON clubs will be able to start signing pre-contract agreements with players who are available on Bosman free transfers - and Scout7 provides priceless information about who is available.

DARREN BURGESS, the new Director of High Performance at Arsenal, has called on practitioners to “stick together and not publicly comment on what happens at other clubs” following a tweet from his West Brom counterpart.

ARSENAL manager Arsene Wenger says he has no idea whether modern recovery techniques work or not - and claims no-one else does either.

ARSENAL have installed ‘one of the largest cryotherapy units in the UK’ as part of their refurbishment of the London Colney training centre.

ARSENE WENGER says the manager of the future will not even need a football background, because his or her decisions will be based on science and technology.

GERMAN defender Per Mertesacker is to retire as a player at the end of next season and take over as Arsenal’s Academy Manager.

FORMER Arsenal keeper Jens Lehmann has joined the club as first team coach as Arsene Wenger continues the most significant overhaul of his backroom team since the late 90s.

ARSENAL have hired Hussein Fahmy from Team Sky to deal with their player contracts.

ARSENAL have appointed Darren Burgess, Liverpool's former Head of Fitness and Conditioning, as their new Head of Elite Performance.

GARY LEWIN, one of football’s best-known physios, has joined West Ham as their new head of medical services.

WEST BROM won the Premier League fitness title in 2016/17, with the lowest number of significant injuries and days lost to injury.

ARSENE WENGER has completely dismissed the possibility of working with a Director of Football as long as he is at Arsenal.

BOURNEMOUTH have used the latest principles on 'training load' to manage Jack Wilshere’s regime and minimise his risk of injury this season.

ARSENAL say the process of finding a replacement for Andries Jonker as academy manager is ‘ongoing’, with chief executive Ivan Gazidis playing a ‘central role’ in the process.

BARCELONA are already one of the main clients of Dorset-based Elite Skills Arena - which seems fitting for a company vowing to bring Tiki Taka to any club or country.