It will take place on Wednesday 19 February 6.30pm-8pmm) at Doughty Street Chambers.
Her professional profile on the Doughty Street Chambers website has been changed from Amal Alamuddin to Amal Clooney.
Steven Powles is a barrister at Doughty Street Chambers who specialises in international crime and human rights.
My colleague Owen Bowcott is heading down to Doughty Street Chambers to report live.
She joins Liberty from Doughty Street Chambers, at which she remains an associate tenant.
Elise Groulx Diggs, a lawyer at Doughty Street Chambers who advises businesses operating in conflict zones around the world, agrees.
Francis FitzGibbon QC, of Doughty Street Chambers, said: "This decision marks a sea change in a highly controversial area of law.
"The situation with children in the prison system is an absolute disaster", said Phillippa Kaufmann, a human rights barrister at Doughty Street chambers, London.
Taking part will be Gill Phillips (Guardian Media Group's legal director), Gavin Millar QC (of Doughty Street Chambers), Jonathan Heawood (director of the Impress Project) and Tom Phillips (Buzzfeed UK).
"Grayling is not a lawyer, he is a politician who seems to think he is above the law," said Robertson, joint head of Doughty Street Chambers.
Thornton, a human rights expert, is a founder member of Doughty Street chambers and was appointed as senior judge at the Old Bailey in 2007.
