Ronny Deila is a Norwegian football manager and former player, who is the manager of Al Wahda. He spent most of his playing career at Odd before becoming head coach at Strømsgodset, winning the Norwegian Cup in 2010 and the Norwegian League title in 2013. In two seasons managing Celtic, in 2014–15 and 2015–16, he won the Scottish Premiership twice and the Scottish League Cup in 2014–15. Wikipedia