Born: Trebur, Germany, 1971 (Age 45) Playing career: A striker, Wagner made his debut for Eintracht Frankfurt in 1990, then spent four years at Bundesliga B side Mainz, scoring 19 goals in 94 matches. Signed by top-flight side Schalke in 1995, he featured only fitfully but was part of the squad that won the UEFA Cup in 1997. Wagner then joined second-tier FC Gutersloh, scoring seven times in 49 games before the club was dissolved in 1999. After five games for Mannheim, he moved to regional side SV Darmstadt in 1999, scoring 21 goals in 76 games over three seasons. Wagner – who also won one cap for Germany Under-21s and eight full caps for the USA – retired in 2004 after two seasons at TSG Weinheim. Managerial career: Following retirement, Wagner completed a degree in sports science and biology. He also coached under Klopp at Mainz, trained the Under-19s at FC 07 Bensheim in the Hessian Oberliga and took charge of the Under-17 and Under-19 side of TSG Hoffenheim. After leaving Hoffenheim in 2009, Wagner trained to be a science teacher but was persuaded to return to the game as manager of Dortmund’s B side in 2011. He won the Regionalliga West title in his first season, then achieved finishes of 16th and 14th in the third tier before suffering relegation in 2014-15. Wagner resigned in November 2015 and five days later was named manager of Huddersfield Town. He led the Terriers to 19th place and survival in his first season.