A special edition to mark 15 years since the first meeting of the Assembly. The leaders of the four political parties join Adrian Masters to discuss the past, present and future of devolution.
It's the first time Carwyn Jones, Andrew RT Davies, Leanne Wood and Kirsty Williams have debated together outside the Senedd Chamber.
Adrian Masters and his guests discuss the next steps for devolution for Wales and Plaid Cymru at a crossroads
Adrian Masters and Owain Phillips present Monday's programme from the Liberal Democrat Conference in Glasgow - and the studio in Cardiff.
Adrian Masters and Owain Phillips present Monday's programme from Birmingham and Cardiff.