1953: Born on May 4 in Golborne, Lancashire, the son of former Manchester City forward and manager Johnny Hart.
1970: Begins his playing career with Stockport.
1973: Joins Blackpool and goes on to be ever present in their 1976-77 promotion season, scoring six goals.
1978: Joins Leeds United for £300,000 and plays 191 games in five years with the club.
1983: Moves to Nottingham Forest.
1984: Has a goal controversially ruled out in the UEFA Cup semi-final against Anderlecht. The Belgian club later admitted bribing the referee.
1985: Joins Sheffield Wednesday.
1986: Moves to Birmingham City, but breaks his leg in his only appearance for the Blues.
1987: Transferred to Notts County, where he completes his playing career.
1988: Begins his managerial career with Chesterfield, guiding the Spireites to the 1989-90 Division Four play-offs.
1991: Sacked by Chesterfield. Subsequently moves into youth coaching roles with first Forest and then Leeds.
1993: Guides Leeds to FA Youth Cup success with a 4-1 aggregate win in the final against Manchester united.
1997: Repeats the feat as the Whites' youngsters see off Crystal Palace 3-1 over the two legs.
1999: Returns to Forest as academy manager and leads them to the 1999-2000 Under-19 title.
2001: Becomes first-team manager after David Platt's departure to become England Under-21 boss.
2003: Forest reach the First Division play-off semi-finals, losing 5-4 to Sheffield United on aggregate after extra-time.
2004: February 7 - Sacked as Forest boss following a run of two wins in 22 games.
March 4 - Appointed as Barnsley manager.
2005: March 4 - Sacked by Barnsley.
2006: May - Takes over as Rushden & Diamonds boss.
October - Departs his post after an eight-match winless run.
2007: March 19 - Named director of youth operations at Portsmouth.
2009: February 2009 - Takes over as caretaker manager at Fratton Park following Tony Adams' departure.
July 21 - Having secured Premier League survival, is handed a two-year contract as the club's manager.
October 3 - Pompey finally secure their first Premier League win of the season after opening with seven successive defeats.
November 24 - Sacked by Portsmouth.
