Épisodes

  • Survivor Bias and the Green Chain Rapes
    Feb 20 2026

    Welcome to Season 3, episode 3, where Tiggy and James discuss survivor bias, World War Two planes and a series of escalating crimes that result in not one, but two horrific murders.

    https://www.deanyeong.com/article/survivorship-bias

    https://pmc.ncbi.nlm.nih.gov/articles/PMC8207539/

    https://www.bbc.co.uk/news/10227322

    https://www.crimeandinvestigation.co.uk/crime-files/rachel-nickell-case/investigation

    https://en.wikipedia.org/wiki/Robert_Napper

    https://en.wikipedia.org/wiki/Killing_of_Rachel_Nickell

    https://criminalminds.fandom.com/wiki/Robert_Napper#Known_Victims

    https://en.wikipedia.org/wiki/Robert_Napper

    https://www.bbc.co.uk/news/10216328

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    26 min
  • Diminished Responsibility and Mark Golds
    Aug 22 2025

    This case covers a domestic violence case and how a whole family can blow up at the hands of one person. Tiggy also educates James on the law of diminished responsibility.

    https://en.wikipedia.org/wiki/M'Naghten_rules

    https://askewslegal.co/insights/criminal-law/the-defence-of-diminished-responsibility/#:~:text=The legal defence of diminished,consideration of mental health factors.

    https://www.britannica.com/science/mental-disorder

    https://onlinelibrary-wiley-com.libezproxy.open.ac.uk/doi/full/10.1111/1556-4029.13789

    https://www.bbc.co.uk/news/uk-england-essex-22879041

    https://www.essexlive.news/news/essex-news/familys-heartbreak-beloved-harlow-mum-9531224

    https://www.dailymail.co.uk/news/article-2340134/Mark-Golds-Let-finish--Murderer-demanded-police-let-stab-girlfriend-arrested-moments-fatal-knife-attack.html

    https://www.itv.com/news/anglia/story/2013-06-12/harlow-killer-gets-life/

    https://vlex.co.uk/vid/r-v-golds-792604053

    https://www.bbc.co.uk/news/uk-england-essex-20115446

    https://www.lawteacher.net/cases/r-v-golds.php

    https://www.bbc.co.uk/news/uk-england-essex-18868258

    https://supremecourt.uk/uploads/uksc_2015_0053_judgment_4d36e99af2.pdf

    https://www.supremecourt.uk/cases/uksc-2015-0053

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    22 min
  • Social Learning Theory and The Wests
    Feb 13 2026

    This week, Tiggy and James look into the concept of social learning theory in its very simplest terms. They next look into the background of Fred and Rose West. Note: whilst their victims are mentioned, we discuss more about their background rather than going into detail about their horrific crimes.

    https://www.simplypsychology.org/bandura.html

    https://www.sciencedirect.com/science/article/abs/pii/S0047235219304222

    https://www.sciencedirect.com/topics/social-sciences/social-learning-theory

    https://www.abc.net.au/news/2025-01-05/harold-shipman-britains-most-prolific-serial-killer/104771572

    https://www.biography.com/crime/fred-west

    https://restless.co.uk/leisure-and-lifestyle/art-and-culture/are-serial-killers-born-or-made/

    https://www.dailymail.co.uk/tv/article-14710281/Fred-Rose-West-Rena-Catherine-Costello-wife-daughter-Netflix.html

    https://www.cosmopolitan.com/uk/reports/a64766442/fred-and-rose-west-children/

    https://en.wikipedia.org/wiki/Fred_West

    https://en.wikipedia.org/wiki/Rose_West

    https://www.ft.com/content/9944678e-ec0e-11e9-aefb-a946d2463e4b

    https://www.forbes.com/sites/monicamercuri/2025/05/16/where-is-rose-west-now-heres-whether-the-serial-killer-is-still-in-prison/

    https://edition.cnn.com/2021/06/04/europe/fred-rosemary-west-murders-gbr-cmd-intl

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    26 min
  • Rapport and Robert Anzilotti
    Feb 6 2026

    Welcome back to Case by Concept! We kick off season three by discussing the important concept of rapport, and how it can help bring closure to many families of those with missing or deceased loved ones. Tiggy and James are up to their usual bullsh*t and gallows humour, and we look at serial killer Richard Cottingham.

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    37 min
  • Secondary Victimisation and Omar Best
    Oct 16 2025

    Tiggy and James discover that a serious violent offence case can start within the prison walls itself. We explore the consequences for both the victim and the perpetrator of the crime and James goes on a rant in this seasons final episode.

    Definition:

    https://eige.europa.eu/publications-resources/thesaurus/terms/1248?language_content_entity=en

    In academia:

    https://www.researchgate.net/publication/372049228_Bringing_injustice_back_in_Secondary_victimization_as_epistemic_injustice

    https://uorth.wordpress.com/wp-content/uploads/2018/09/orth_2002_sjr.pdf

    In a criminal case:

    https://edition.cnn.com/2014/09/24/justice/woman-blamed-for-her-rape/index.html

    https://www.cbsnews.com/philadelphia/news/court-oks-life-sentences-for-inmate-who-raped-prison-clerk/

    https://www.pennlive.com/news/2015/12/inmate_who_raped_female_prison.html

    https://www.centredaily.com/news/local/crime/article42853008.html

    https://www.centredaily.com/news/local/crime/article42841938.html

    https://en.wikipedia.org/wiki/State_Correctional_Institution_–_Rockview

    https://prisonjournalismproject.org/2023/08/17/violent-impact-of-light-sound-prison/#:~:text=by David Annarelli, Prison Journalism,my ears to my spine.

    Photos:

    https://sociologysaviour.wordpress.com/tag/secondary-victimisation/

    https://centrehistory.org/article/sci-rockview/

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    35 min
  • Conspiracy and Matthew Coleman
    Oct 10 2025

    Today we cover the very recent case regarding Matthew Coleman and his family. As always, listeners may find the details graphic. How can a conspiracy theory go too far? And at what point could this have been stopped, if at all?

    Definition:

    https://languages.oup.com/google-dictionary-en/

    In academia:

    https://philarchive.org/archive/PIGPRO#:~:text=According to Popper, the 'conspiracy,the conspiracies of the gods.

    https://www.tandfonline.com/doi/full/10.1080/00131857.2021.1917364

    https://www.britannica.com/topic/conspiracy-theory

    In a criminal case:

    https://www.aol.com/matthew-coleman-qanon-dad-charged-124313246.html?guccounter=1&guce_referrer=aHR0cHM6Ly93d3cuZ29vZ2xlLmNvbS8&guce_referrer_sig=AQAAABFaIXNG6CBF3rkBYOq5yL_rk4ibZBeRSWv_6PME2pgVvPq10j3puigO3SJCJDRShVVSLIdkjhegrqNvzOAesM202I8esKELnCrqjh8q2sxuwA7dAvMLblPgopk4zYblJB6XFK8IYNRuvbH6Dmg19iNUjumBhHiUdtCYa_o7xFV1

    https://www.justice.gov/usao-sdca/pr/santa-barbara-man-indicted-san-diego-killing-his-children-mexico

    https://www.documentcloud.org/documents/21040988-matthew-taylor-coleman-fbi-docs/

    https://www.vice.com/en/article/qanon-dad-killed-kids-serpent-dna/

    https://www.reddit.com/r/TrueCrimeDiscussion/comments/1gpet92/on_august_9th_2021_it_is_alleged_that_matthew/

    Photos:

    matthew-coleman-b2106286.html

    https://www.ksby.com/news/local-news/arraignment-postponed-for-santa-barbara-man-charged-with-murdering-his-children

    https://www.bloomberg.com/news/articles/2020-08-21/qanon-the-conspiracy-web-creeping-into-u-s-politics-quicktake

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    26 min
  • Weapon Focus Effect and Jennifer Thompson
    Oct 3 2025

    This week we cover a famous case in which those involved in the story themselves travel together to discuss the implications of their case. What is the weapons focus effect, and how can it change an innocent man's life forever?

    Definition:

    https://www.college.police.uk/research/projects/effect-visual-distractors-weapon-focus-effect-eyewitness-memory#:~:text=One phenomenon that has been,the individual holding the weapon.

    In academia:

    https://pmc.ncbi.nlm.nih.gov/articles/PMC10545598/#:~:text=E. F.-,Loftus et al.,when he held a check.

    https://pmc.ncbi.nlm.nih.gov/articles/PMC10545598/#CR67

    In a criminal case:

    https://innocenceproject.org/cases/ronald-cotton/

    https://www.pbs.org/wgbh/pages/frontline/shows/dna/etc/script.html

    https://deathpenaltyinfo.org/stories/the-perfect-witness

    Photos:

    https://www.kepplerspeakers.com/speakers/picking-cotton

    https://www.alamy.com/ronald-cotton-right-is-shown-in-this-1984-police-photo-following-his-arrest-on-rape-charges-in-burlington-nc-cotton-was-convicted-of-the-rape-of-jennifer-thompson-in-january-1985-eleven-years-later-he-was-released-from-prison-after-dna-testing-showed-that-bobby-poole-left-pictured-in-a-1985-police-photo-actually-committed-the-crime-burlington-police-department-via-ap-image509086492.html

    https://klau.nd.edu/news-events/news/jennifer-thompson-the-concentric-circles-of-harm/

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    32 min
  • Negligence and Kaylea Titford
    Sep 26 2025

    This week we cover negligence and a horrific case regarding a teenagers needs not being met. Even with a phone available to the victim, she was still unable to call for help. We explore this and more in today's episode.

    Definition:

    https://dictionary.cambridge.org/dictionary/english/negligence

    https://www.vocabulary.com/dictionary/criminal negligence

    https://en.wikipedia.org/wiki/Criminal_negligence

    https://go-legal.co.uk/reasonable-person-test-in-professional-negligence-claims/?srsltid=AfmBOopf1SYgxrNLAJLB6X2pA9CG-26WJSyXT_QOQFO4Y32ckFINpgSu

    In academia:

    professionalnegligenceclaimsolicitors

    https://pubmed.ncbi.nlm.nih.gov/35913874/

    https://bpspsychub.onlinelibrary.wiley.com/doi/epdf/10.1111/bjop.12536

    Negligence in a criminal case:

    https://www.theguardian.com/uk-news/2023/feb/01/kaylea-titford-father-admits-he-heard-daughter-screaming-the-night-before-death

    https://www.itv.com/news/wales/2023-02-07/how-the-abhorrent-neglect-of-a-vulnerable-teen-was-hidden-from-the-outside-world

    https://en.wikipedia.org/wiki/Killing_of_Kaylea_Titford

    https://www.theguardian.com/uk-news/2024/mar/14/kaylea-titford-had-no-care-plan-in-place-when-she-died-review-finds

    Photos:

    https://news.sky.com/story/amp/kaylea-titford-father-jailed-for-more-than-7-years-over-obese-daughters-manslaughter-as-mother-gets-6-years-12821352

    https://www.mind.org.uk/information-support/legal-rights/clinical-negligence/

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    25 min