| Period | Position | Office/Committee |
| 18/02/2022 - 25/02/2022 | Committee Member | Concurrent Committee of the Committee for Health and the Committee for Justice |
| 11/10/2021 - 11/10/2021 | Committee Member | Concurrent Committee of the Committee for Health and Committee for Education |
| 11/10/2021 - 20/10/2021 | Committee Member | Concurrent Committee of the Committee for Education and the Committee for the Economy |
| 06/07/2021 - 27/03/2022 | Committee Chair | Assembly and Executive Review Committee |
| 06/07/2021 - 28/03/2022 | Committee Member | Chairpersons' Liaison Group |
| 25/06/2021 - 02/07/2021 | Committee Member | Concurrent Committee of the Committee for Justice and the Committee for Health |
| 21/06/2021 - 27/03/2022 | Committee Member | Committee for the Economy |
| 21/06/2021 - 28/03/2022 | Committee Member | Committee for Justice |
| 10/03/2021 - 25/03/2021 | Committee Member | Concurrent Committee of the Committee for the Economy, Committee for Infrastructure and Committee for Agriculture, Environment and Rural Affairs |
| 31/03/2020 - 28/03/2022 | Committee Member | Ad Hoc Committee on the COVID-19 Response |
| 11/01/2020 - 13/06/2021 | Minister | Department of Education |
| 25/05/2016 - 02/03/2017 | Minister | Department of Education |
| 12/05/2016 - 31/05/2016 | Committee Member | Business Committee |
| 12/05/2015 - 30/03/2016 | Committee Chair | Committee for Education |
| 11/05/2015 - 30/03/2016 | Committee Member | Chairpersons' Liaison Group |
| 12/12/2013 - 20/02/2014 | Committee Member | Sub-Committee on Local Government Bill |
| 23/11/2012 - 03/02/2013 | Committee Member | Ad Hoc Committee on Conformity with Equality Requirements, Welfare Reform Bill |
| 08/10/2012 - 30/03/2016 | Committee Member | Concurrent Committee for Committee for Enterprise Trade and Investment and Committee for Finance and Personnel |
| 01/10/2012 - 18/05/2015 | Committee Member | Committee for Finance and Personnel |
| 23/05/2011 - 18/05/2015 | Committee Member | Northern Ireland Assembly Commission |
| 23/05/2011 - 01/10/2012 | Committee Member | Committee for Justice |
| 23/05/2011 - 18/05/2015 | Committee Member | Committee for the Environment |
| 12/05/2011 - 30/03/2016 | Committee Member | Business Committee |
| 29/06/2010 - 06/05/2011 | Committee Member | Northern Ireland Assembly Commission |
| 28/06/2010 - 25/03/2011 | Committee Member | Committee for Employment and Learning |
| 13/04/2010 - 28/06/2010 | Committee Deputy Chair | Committee for Employment and Learning |
| 04/07/2009 - 28/06/2010 | Committee Chair | Audit Committee |
| 04/07/2009 - 12/04/2010 | Committee Deputy Chair | Committee for Finance and Personnel |
| 15/09/2008 - 25/03/2011 | Committee Chair | Ad Hoc Committee on the draft Criminal Damage (Compensation) (Amendment) (Northern Ireland) Order 20 |
| 09/05/2007 - 03/07/2009 | Committee Member | Committee for Finance and Personnel |
| 09/05/2007 - 25/03/2011 | Committee Member | Committee for the Environment |
| 08/05/2007 - 25/03/2011 | Committee Member | Business Committee |
| 28/05/2002 - 14/06/2002 | Committee Member | Ad Hoc Committee on Disqualification Legislation |
| 30/11/1999 - 28/04/2003 | Committee Member | Finance and Personnel Committee |