In the last parliament he sat on the Standards in Public Life (Nolan) Select Committee and the Members' Interests Select Committee. He was a member of the Administration Select Committee and a former member of the Health Select Committee.
From 1992-97 he was secretary of the Conservative Back Bench Foreign and Commonwealth Affairs Committee and a member of the Conservative Back Bench Defence Committee. He was also on the Conservative Central Office General Election Campaign Team.
Following boundary changes he was elected member of parliament for Chingford & Woodford Green in May 1997 with a majority of 5,714.
From June 1997 he was shadow secretary of state for social security. In June 1999 Mr Duncan Smith was appointed shadow secretary of state for defence. In September 2001, he was elected Leader of the Conservative Party in a ballot of all party members.
Iain Duncan Smith was born in April 1954. He was educated at Dunchurch College of Management; the Royal Military Academy, Sandhurst; the Universita di Perugia, Italy; and HMS Conway, Anglesey.
He is married with four children.
He was publishing director of Jane`s Information Group from 1989-92; director of Bellwinch Plc from 1988-89; director of GEC/Marconi from 1981-88; and a Scots Guard Officer between 1975 and 1981.
* see LGCnetfor details of the newly appointed shadow cabinet