Politics 24 April 2017 The Deep Dive podcast: Mandates and Manifestos The New Statesman's Deep Dive podcast. GETTY Sign UpGet the New Statesman's Morning Call email. Sign-up Ian Leslie and Stewart Wood return for another episode of the Deep Dive. This time they're plunging into the murky world of election promises with Catherine Haddon, resident historian at the Institute of Government. Together they explore what an electoral mandate means, what a manifesto is for, and why we can't sue the government when they fail to keep their promises. Plus: Rant or Rave? Find out which podcasts have had our hosts on tenterhooks. Listen to this episode of The Deep Dive now: › Why Prince wanted to make his listeners feel inadequate Subscribe For more great writing from our award-winning journalists subscribe for just £1 per month!