Jimmy Nicholl followed Calderwood when he took over as manager at Aberdeen, again serving as his assistant until the two parted company with the club in May 2009. He resumed his partnership with Calderwood at Kilmarnock in 2010. Nicholl was appointed manager of Cowdenbeath in June 2010, but he left Cowdenbeath at the end of the 2010–11 season after they were relegated from the First Division. Nicholl was then appointed assistant manager of Kilmarnock for a second time, by Kenny Shiels on 15 June 2011. Kilmarnock won the 2011–12 Scottish League Cup under Shiels and Nicholl, but Shiels was sacked by Kilmarnock
Dean Shiels under his father. Shiels won his first Northern Ireland cap against Portugal in November 2005. He was recalled to the squad for the match against Scotland in August 2008 after an absence of 18 months. Shiels appeared as a second-half substitute in the goalless draw at Hampden Park. Northern Ireland manager Michael O'Neill said in February 2012 that Shiels could still have an international future. O'Neill selected Shiels during the 2012–13 season despite him playing in the Scottish Third Division. Shiels scored his first international goal on 12 September, in a 1–1 draw against Luxembourg. Dean Shiels Dean Andrew Shiels