Rob Moore says he can justify going undercover among anti-asbestos campaigners because he was following a Buddhist principle, turning poison into medicine. To this day he believes that if the people he infiltrated would really listen to his story they'd understand him differently. But does his story really stand up to scrutiny?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.