Former Liverpool midfielder Xabi Alonso has been one of the standout managers in Europe this season. Despite only taking over at Bayer Leverkusen in October 2022, Alonso has completely transformed the Bundesliga side. In the 18 months he’s been charge, the Spaniard has taken Leverkusen from the relegation places, to winning the league title without losing a single game. Alonso’s team also secured the German Cup and although they lost the Europa League to an Ederson inspired Atalanta, their wonderful season will endure. Those who know Alonso best – like Arsenal boss Mikel Arteta – claim that he…