{"podcast":{"title":"Poisoned History","slug":"poisoned-history-6689215","podcast_index_feed_id":6689215,"rss_url":"https://anchor.fm/s/eb288214/podcast/rss","website_url":"https://podcasters.spotify.com/pod/show/suzanne-ph","image_url":"https://d3t3ozftmdmh3i.cloudfront.net/production/podcast_uploaded_nologo/39353005/39353005-1697333662240-45391894c98e8.jpg","author":"Suzanne","episode_count":31,"summary":"Poisoned History is about poisons and how they have been used for nefarious purposes throughout history. Listen to true crime with commentary from a chemist's perspective. Don't worry, we don't nerd out *all* the time... Cover art was generated using the Imagine.ai app","last_synced_at":"2026-07-01T14:22:21.754649+00:00","page_url":"https://stenobird.com/podcast/poisoned-history-6689215"},"episode":{"title":"Georgi Markov and the Umbrella (Pen?) Killing","slug":"georgi-markov-and-the-umbrella-pen-killing","published_at":"2025-06-01T04:00:00+00:00","page_url":"https://stenobird.com/podcast/poisoned-history-6689215/georgi-markov-and-the-umbrella-pen-killing","show_page_url":"https://stenobird.com/podcast/poisoned-history-6689215","url":"https://podcasters.spotify.com/pod/show/suzanne-ph/episodes/Georgi-Markov-and-the-Umbrella-Pen--Killing-e33g8di","audio_url":"https://anchor.fm/s/eb288214/podcast/play/103341938/https%3A%2F%2Fd3ctxlq1ktw2nl.cloudfront.net%2Fstaging%2F2025-4-28%2F401174461-44100-2-831e4fd687c8e.m4a","summary":"Georgi Markov was a Bulgarian writer (and chemist!) in the 1960s and 70s whose writings against the Soviet Union and Bulgaria got the attention of that government and led to his targeting for assassination. Sources and resources: Umbrella Assassin. PBS, Secrets of the Dead, Season 5, Episode 5, https://www.pbs.org/wnet/secrets/umbrella-assassin-background/1546/ Georgi Markov refused to be silent about communism and paid with his life. Foundation for Economic Education, https://fee.org/articles/georgi-markov-refused-to-be-silent-about-communism-and-paid-with-his-life/ 35 years since murder of dissident Bulgarian writer Georgi Markov. Noinvite.com, Sofia News Agency, https://www.novinite.com/articles/153445/35+Years+since+Murder+of+Dissident+Bulgarian+Writer+Georgi+Markov The poison-tipped umbrella: the death of Georgi Markov in 1978 – archive, compiled by Richard Nelsson, The Guardian. https://www.theguardian.com/world/from-the-archive-blog/2020/sep/09/georgi-markov-killed-poisoned-umbrella-london-1978 Ricin properties: https://www.ncbi.nlm.nih.gov/books/NBK441948/#:~:text=Ricin%20is%20a%20naturally%20occurring,per%20kilogram%20can%20be%20lethal. This podcast uses sound from Freesound.org: minor-key-music-box by user darkwaryurmc (http://freesound.org/s/318908/) licensed under CCBYNC 4.0 All statements in this podcast represent the opinions of the host and her guests. Cover art photos: photo, public domain.","meta_description":"Georgi Markov was a Bulgarian writer (and chemist!) in the 1960s and 70s whose writings against the Soviet Union and Bulgaria got the attention of that go…","key_points":[],"chapters":[],"topics":[],"duration_seconds":2283,"processing_state":"not_requested","actions":[{"name":"request_transcript","method":"POST","url":"https://stenobird.com/v1/public/podcasts/poisoned-history-6689215/episodes/georgi-markov-and-the-umbrella-pen-killing/transcription-requests","description":"Idempotently request low-priority transcript generation for this episode."},{"name":"read_markdown","method":"GET","url":"https://stenobird.com/podcast/poisoned-history-6689215/georgi-markov-and-the-umbrella-pen-killing.md","description":"Read the agent-friendly Markdown representation of this episode resource."}]}}