Labour MSP Lewis Macdonald says for the "nitty gritty of Scottish interests", bilateral intergovernmental relations will be required.

Professor Nicola McEwen from the Centre on Constitutional Change, external says she is not wholly confident there will be a willingness to set up a wholly new bilateral forum between the Scottish and UK governments.

The academic says existing forums could be used, like the JMC.

Akash Paun from the Institute for Government, external says the governments will have to work together in quite a new way.

Image source, AFP

Mr Paun says fairly shortly this Autumn there will be an announcement on the intergovernmental approach to Brexit.

Akash Paun from the Institute for Government says the prime minister has visited Edinburgh and there has been lots of official contact.

Mr Paun says he knows the first minister is frustrated at the slow start while the UK government decides what Brexit means.

He says it needs to go beyond "Brexit is Brexit".

Mr Paun says it is clear the current set up for intergovernmental relations is not set up for the joint cooperation required for Brexit negotiations.

Professor Nicola McEwen from the Centre on Constitutional Change says there will need to be changes to the way the Joint Ministerial Committee functions post-Brexit vote.

Professor McEwen says there are more bilateral forums between the UK and Scottish governments as seen on welfare.

She says there will need to be a bilateral approach to Brexit.

Nicola Sturgeon has said there was a real risk the UK could be facing a "lost decade" after leaving the EU.

The first minister was speaking at a meeting of the Scottish Parliament's European Committee.

She told MSPs on the committee that she remained "profoundly concerned" about the implications of Brexit, with the early signs "not encouraging".

And she said the "least worst option" of remaining in the single market should be the key objective.

Ms Sturgeon also criticised the UK government's failure to deliver answers on what will happen in relation to country's departure from the European Union.

Committee convener Joan McAlpine introduces the witnesses and refers to the first minister's evidence session last week.

The first witnesses are:

• Professor Nicola McEwen from the Centre on Constitutional Change at the University of Edinburgh 
• Akash Paun from the Institute for Government  

The European and External Affairs Committee, external will discuss the implications of the EU referendum for Scotland's intergovernmental relations. 

Image source, Getty Images

The committee will begin by taking evidence from Professor Nicola McEwen from the Centre on Constitutional Change at the University of Edinburgh and Akash Paun from the Institute for Government.

MSPs will then take evidence from Christos Sirros, Agent-General, and Frédéric Tremblay, Director of Political and Public Affairs, with the Québec Government Office in London.

Image source, Scottish Parliament

Good morning and welcome to Holyrood Live on Thursday 22 September 2016 when the focus will be on first minister's questions from noon.

We will, as ever bring you extensive coverage of the proceedings, after general questions.

Before that the European Committee will take evidence on intergovernmental relations post-Brexit, including from representatives of Quebec. 

Image source, AFP

The lunch time member's debate is entitled 'The Standing Safe Campaign', launched by the University of the West of Scotland to raise awareness about sexual violence on campus.

The two debates dominating this afternoon session in the chamber focus on local tax reform and how to secure large events for Scotland.

Image source, bbc