Episode 5 - Bobby Seagull, who invented Zero, Bloody Scotland, Robert Burns, Capital Crime, Roald Dahl on trial and Quickreads

In this episode we interview mathematician, author and TV star Bobby Seagull, find out who invented Zero, report back from the Bloody Scotland and Capital Crime festivals, discuss Scotland's national poet Robert Burns, put Roald Dahl on trial and talk about the Quickreads adult literacy programme.