Rob is adamant that in all the years he was undercover, he never sent information back to his spymasters that harmed the campaigners. But when you're the only one in control of the decisions, can you always get it right? Listen to the full series today. For the premium Tortoise listening experience, curated by our journalists, download the free Tortoise audio app. For early and ad-free access to all our investigative series and daily and weekly shows, subscribe to Tortoise+ on Apple Podcasts.If you’d like to further support slow journalism and help us build a different kind of newsroom, do consider donating to Tortoise at tortoisemedia.com/support-us. Your contributions allow us to investigate, campaign and explore, and to build a newsroom that is responsible and sustainable. Hosted on Acast. See acast.com/privacy for more information.