Éanna Ní Lamhna, environmentalist and author of The Great Irish Biodiversity Book

Luke O'Neill, Professor of Biochemistry, Trinity College Dublin

Maura Fay, RTÉ reporter

Shona Murray, Europe Correspondent, Euro News // Hamish de Bretton-Gordon, fellow at Magdalene College, Cambridge and a former British Army chemical and nuclear weapons expert // Harry McGee, Political Correspondent with the Irish Times

Dr. Máire Finn, GP

Senator Mary Fitzpatrick, Fianna Fáil spokesperson on housing and Eoghan O'Meara Walsh, Tourism Industry Federation

Nick Squires, Rome Correspondent with The Telegraph

Michael Carruth, Olympic boxing gold medallist // Jason Smyth, Six time gold medal winner at the Paralympics // Stephanie Zambra, former Irish international footballer // Annalise Murphy, silver medalist in sailing at the Olympics

Holly Dalton, Chef and Siobhan Berry, Mummy Cooks

Susie Moore, Deputy Managing Editor at RedState.com and Tony Foley, Emeritus Associate Professor of Economics at DCU Business School