Guests include Welsh Secretary Jo Stevens, Plaid MS Luke Fletcher, the Independent's Chief Political Commentator John Rentoul, writer, broadcaster and the founder of Conservative Home, Tim Montgomerie, singer-songwriter/politician Dafydd Iwan and music critic, history of pop lecturer, Simon Price, Education Editor at Wales Online and The Western Mail, Abbie Wightwick and Aled Eirug, who's the Chair of Coleg Cymraeg.