Thomas Frank has a reputation within football as a manager who detects problems and finds solutions. Now he must solve the seemingly never-ending puzzle that is Tottenham Hotspur.
The dysfunctional nature of Spurs was graphically illustrated by chairman Daniel Levy's decision to follow his long-term habit of sacking managers who do not win trophies by sacking the one who finally did.
Ange Postecoglou may have ended the club's 17-year wait for success by winning the Europa League, but that was still not enough for Levy after a 17th-place finish in the Premier League.