Educated at
Rannoch School and the
Royal Military Academy Sandhurst, Lamb was commissioned into the
Queen's Own Highlanders as a
second lieutenant on 8 March 1973. He has served in
Northern Ireland and in various theatres of war, including
Bosnia. Lamb was promoted
lieutenant on 8 September 1974,
captain on 8 March 1979, and in 1981 he was
Mentioned in Despatches for service in Northern Ireland. In the
1988 Birthday Honours he was appointed a
Member of the Order of the British Empire. He was promoted
lieutenant colonel on 30 December 1990 (with seniority from 30 June 1990), and commanded the 1st Battalion the
Queen's Own Highlanders from 1991 to 1993. On 26 April 1994 he was appointed an
Officer of the Order of the British Empire for his service in the
Gulf War in 1991, and was awarded a
Queen's Commendation for Valuable Service for
operational service in Northern Ireland in 1993. He was promoted
colonel on 30 June 1994, and
brigadier on 30 June 1996, when he was appointed commander of the
5th Airborne Brigade. He then went on to join the staff of the
Joint Services Command and Staff College. From 2001 to 2003 he served as
Director Special Forces. In the
2003 Birthday Honours, Lamb was appointed a
Companion of the Order of St Michael and St George. On 2 July 2003 he was appointed
General Officer Commanding 3rd (UK) Mechanised Division and promoted to
major general. The formation deployed to Iraq, for the
Iraq War. For his service in Iraq, he was awarded the
Distinguished Service Order on 23 April 2004. In 2005 Lamb became Director-General, Training Support and on 7 September 2006 he was deployed as
Senior British Military Representative and Deputy Commanding General, Multinational Force, Iraq and promoted to lieutenant general. In relation to this role, Lamb
gave evidence to
The Iraq Inquiry on 9 December 2009, in which he spoke of the shortcomings of the
Coalition Provisional Authority. He became
Commander Field Army on 19 October 2007, and on 6 November received the honorary appointment of
Colonel Commandant,
Small Arms School Corps. He was advanced to
Knight Commander of the Order of the British Empire in the
2009 New Year Honours. In 2009 he was appointed Officer of the
Legion of Merit of the United States for his service in Iraq. Lamb stepped down as Commander, Field Army on 6 July 2009, to be succeeded by
Barney White-Spunner. In August 2009 it was reported that he would be heading for Afghanistan at the direct request of General
David Petraeus of the
United States Army to head a programme designed to repeat the success of Lamb's efforts in Iraq, whereby insurgents were persuaded to give up their arms. Lamb has described how US General
Stanley A. McChrystal convinced him to join his team over dinner in
Arlington County, Virginia. By late October 2009 he had arrived in Afghanistan. He stepped down as Colonel Commandant of the Small Arms School Corps on 13 November 2009, and officially retired from the British Army the following day, retaining a commission in the Reserve of Officers. ==Post-retirement==