Presenter Vaughan Roderick remembers Lord Dafydd Elis-Thomas with his biographer Aled Eirug and former Secretary of State for Wales Ron Davies; Dr Brieg Powel from Exeter University talks everything Trump and peace in the Middle East; anti-nuclear campaigner Robat Idris discusses simplifying planning permission for nuclear reactors; Children's Commissioner for Wales Rocio Cifuentes debates the perils of smart phones; and her former correspondence secretary Matthew Parris reminisces about Margaret Thatcher, 50 years since she was elected Conservative leader in February 1975. Catherine Fookes MP and housing association CEO Auriol Miller review the papers.