The Supreme Court is hearing appeals over Boris Johnson's suspension of Parliament.

The case at the UK's highest court follows a decision in England which said the issue was not justiciable and a ruling from the Court of Session in Scotland which found that Mr Johnson misled the Queen and acted unlawfully.

Here are the 11 justices who will sit in the case.

Lade Hale, President of the Supreme Court 

HeraldScotland: Lady Hale is one of a panel of 11 who will decide the matter in a four-day hearing expected to start on December 5

Brenda Marjorie Hale, Lady Hale of Richmond, took up appointment as President of The Supreme Court in September 2017.

A graduate of Cambridge University, she became the first female justice of the Supreme Court in 2009.

She became a High Court judge in 1994 and was the first judge to come from an academic and public service background, rather than a practising barrister.

Lord Reed, Deputy President of The Supreme Court

HeraldScotland: Supreme Court justice Lord Reed. Picture: Kevin Leighton.

Robert John Reed, Lord Reed, became Deputy President of The Supreme Court last year, after being appointed as a justice in 2012.

He studied law at the University of Edinburgh and qualified as an advocate in Scotland and a barrister in England. 

He also served as a senior judge in Scotland for 13 years.

Lord Kerr

HeraldScotland:

Brian Francis Kerr, Lord Kerr of Tonaghmore, became a Justice of The Supreme Court in October 2009.

He served as Lord Chief Justice of Northern Ireland from 2004 to 2009, and was the last Lord of Appeal in Ordinary appointed before the creation of The Supreme Court.

He is also the first justice of the Supreme Court to come from Northern Ireland.

Lord Wilson

HeraldScotland:

Nicholas Allan Roy Wilson, Lord Wilson of Culworth, became a Justice of The Supreme Court in May 2011.

In 1967, after reading jurisprudence at Worcester College, Oxford, Lord Wilson was called to the Bar of England and Wales. For the next 26 years he practised allmost exclusively in the field of family law.

Lord Carnwath

HeraldScotland:

Robert John Anderson Carnwath, Lord Carnwath of Notting Hill, became a Justice of The Supreme Court in April 2012.

He served as the Attorney General to the Prince of Wales from 1988 to 1994.

He was a judge of the Chancery Division from 1994 to 2002, during which time he was also Chairman of the Law Commission. 

Lord Hodge

HeraldScotland:

Patrick Stewart Hodge, Lord Hodge, became a Justice of The Supreme Court in October 2013.

He was admitted to the Faculty of Advocates in Scotland in 1983 and was the Scottish judge in Exchequer Causes and one of the Scottish Intellectual Property Judges.

He was also a Judge in the Lands Valuation Appeal Court and a Commercial Judge.

Lady Black

HeraldScotland:

Jill Margaret Black, Lady Black of Derwent, became a Justice of The Supreme Court in October 2017.

She attended Penrhos College in North Wales before studying at Durham University.

She was appointed to the High Court in 1999, assigned to the Family Division.

Lord Lloyd-Jones

HeraldScotland:

David Lloyd Jones, Lord Lloyd-Jones, became a Justice of The Supreme Court in October 2017.

Born and raised in Pontypridd, he studied at Downing College, Cambridge.

A Welsh speaker, Lord Lloyd-Jones was appointed to the High Court in 2005 and is the first Justice of The Supreme Court to come from Wales.

Lady Arden

HeraldScotland:

Mary Howarth Arden, Lady Arden of Heswall, became a Justice of The Supreme Court in October 2018.

She grew up in Liverpool and read law at Girton College Cambridge and Harvard Law School.

Called to the Bar in 1971, she became a Queen's Counsel in 1986 and served as Attorney General of the Duchy of Lancaster between 1991 and 1993. She served on the Court of Appeal of England and Wales from 2000 to 2018.

Lord Kitchin

HeraldScotland:

David James Tyson Kitchin, Lord Kitchin, became a Justice of The Supreme Court in October 2018.

After studying Natural Sciences and Law at Fitzwilliam College, Cambridge, he was called to the Bar of England and Wales in 1977 and became a Queen's Counsel in 1994.

He was appointed a judge of the High Court, Chancery Division in 2005 and Senior Judge of the Patents Court in 2007.

Lord Sales

HeraldScotland:

Philip James Sales, Lord Sales, became a Justice of The Supreme Court in January 2019.

Educated at the Royal Grammar School in Guildford, he read law at both Churchill College, Cambridge, and Worcester College, Oxford.

He was called to the Bar of England and Wales at Lincoln's Inn in 1985 and became a Queen's Counsel in 2006.

Between 2009 and 2014 Lord Sales served as Deputy Chair of the Boundary Commission for England and was appointed as a Lord Justice of Appeal in 2014.