『The Yorkshire Ripper: Peter Sutcliffe』のカバーアート

The Yorkshire Ripper: Peter Sutcliffe

The Yorkshire Ripper: Peter Sutcliffe

著者： YesOui
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Thirteen women murdered across Northern England between 1975 and 1980. Peter Sutcliffe, the Bradford truck driver. The West Yorkshire Police missing the ledger fifteen times. The hoax Wearside Jack tapes that led them astray. The Byford Report. The arrest in Sheffield in January 1981. The Broadmoor life sentence. The 2020 death from COVID. The five-year investigation that changed how British police handled serial cases. — a daily series with new episodes every day.© 2026 YesOui.ai ノンフィクション犯罪 世界
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  • The Ledger, the Tape, and the Fifteen Missed Chances

    The Ledger, the Tape, and the Fifteen Missed Chances
    2026/10/11
    (00:00:00) The Ledger, the Tape, and the Fifteen Missed Chances
    (00:00:40) The Beginning in Leeds
    (00:02:22) The Hierarchy of Victims
    (00:03:46) The Card Index and the Missing Thread
    (00:05:01) Wearside Jack
    (00:06:30) The Boot That Was Right There
    (00:07:23) The Arrest
    (00:08:34) Trial and Aftermath
    (00:09:33) The Byford Report and What Changed
    (00:10:53) What the Case Actually Was

    West Yorkshire Police had the right name. They had vehicle records, payroll data, a card index with Sutcliffe's details entered again and again across five years. They sat across from him nine times. And every time, they let him walk. This episode examines how one of the largest murder investigations in British history — two and a half million police hours — failed to stop a killer it had already found.

    At the centre of that failure were two compounding disasters. The first was structural: a card-based indexing system that recorded every interaction with Sutcliffe but couldn't accumulate suspicion across them. Each interview reset to zero. Each visit produced a file entry that couldn't see the eight entries before it. The second was the Wearside Jack hoax — a cassette tape sent by John Humble in 1979, claiming to be the Ripper, spoken in a Sunderland accent. Senior investigating officer George Oldfield believed it. Resources flooded northeast England. Men without a Wearside accent, including Sutcliffe, were quietly deprioritised.

    But the failures ran deeper still. The explicit decision to treat sex workers as a lesser category of victim narrowed the suspect profile and sidelined crucial evidence — including an accurate sketch produced by survivor Marcella Claxton in 1976 that looked exactly like Sutcliffe. The Byford Report, commissioned after Sutcliffe's arrest, documented how bias, poor record-keeping, and the hoax combined to extend the killing by years.

    Thirteen women died. This episode asks not just who Sutcliffe was, but how the system around him failed — and what Britain's police forces were forced to change because of it.

    This episode includes AI-generated content.
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    13 分
  • Thirteen Deaths, Nine Chances: The Investigation That Should Have Stopped Sutcliffe

    Thirteen Deaths, Nine Chances: The Investigation That Should Have Stopped Sutcliffe
    2026/10/10
    (00:00:00) Thirteen Deaths, Nine Chances: The Investigation That Should Have Stopped Sutcliffe
    (00:00:39) Where It Began
    (00:01:44) The Nine Interviews
    (00:02:39) The Card Index and the Lost Threads
    (00:03:43) Wearside Jack
    (00:04:51) The Bias That Shaped the Investigation
    (00:06:25) The Arrest
    (00:07:40) Broadmoor and Beyond
    (00:08:25) The Byford Report
    (00:10:00) Why the Report Outweighs the Verdict

    West Yorkshire Police crossed paths with Peter Sutcliffe nine separate times before he was finally arrested in Sheffield in January 1981. In one interview, officers showed him a photograph of a boot print linked to the killer while he sat across the table wearing the very boots that made it. Nobody connected the two. That single detail captures the scale of what went wrong.

    This episode traces the five-year investigation that became one of the largest manhunts in British criminal history — and one of its most catastrophic failures. Beginning with the murder of Wilma McCann in Leeds in October 1975, the killings spread across Northern England: Bradford, Halifax, Huddersfield, Manchester. Thirteen women were murdered. Seven more survived. And throughout, Sutcliffe was hiding in plain sight.

    The structural failures are examined in detail: the manual card-index system that could not cross-reference its own data, the new banknote found near a victim that pointed toward Sutcliffe's wages and was never properly pursued, and the Wearside Jack hoax tapes of 1979, sent by John Humble, which led senior officers to filter suspects by a false Sunderland accent — effectively deprioritising Sutcliffe for a critical stretch of the investigation.

    Also examined is the institutional bias that shaped which victims received full investigative attention, and how survivor testimony — including a clear photofit description from Marcella Claxton in 1976 — was sidelined in ways that had direct operational consequences.

    The Byford Report, commissioned after the arrest, named these failures directly. Its recommendations reshaped how British police handled complex serial investigations for decades. The conviction closed a criminal case. The report changed an institution.

    This episode includes AI-generated content.
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    12 分
  • The Frame That Failed: How Police Theory Let Sutcliffe Keep Killing

    The Frame That Failed: How Police Theory Let Sutcliffe Keep Killing
    2026/10/09
    (00:00:00) The Frame That Failed: How Police Theory Let Sutcliffe Keep Killing
    (00:00:46) The Official Theory
    (00:01:51) Marcella Claxton and the Dismissed Sketch
    (00:02:59) Jayne MacDonald and the Language of Innocence
    (00:04:22) The Men Who Weren't Counted
    (00:06:05) Nine Interviews, One Pair of Boots
    (00:07:40) Wearside Jack
    (00:09:31) The Arrest and What Followed
    (00:10:55) What the Failures Cost
    (00:12:20) What the Case Reveals

    West Yorkshire Police didn't just investigate Peter Sutcliffe. They built a theory about him — and then defended that theory against the very evidence that should have broken it. This episode examines the investigative frame that shaped every decision made between 1975 and 1981, and asks why it held for so long.

    From the earliest murders, senior officers concluded that the Yorkshire Ripper was a mission-driven killer targeting sex workers. That theory determined which survivors were believed, which sketches were circulated, and which victims were publicly described as "innocent" — with all the implication that word carried about the women who came before.

    Marcella Claxton survived a hammer attack in May 1976 and produced a detailed description of her attacker. The resulting sketch was accurate. Police filed it and moved on, because Claxton didn't fit the victim profile they had committed to. When sixteen-year-old Jayne MacDonald was killed in June 1977, officers publicly called her the first "innocent" victim — a phrase that revealed the moral hierarchy quietly running beneath the entire inquiry.

    But the clearest evidence that the theory was wrong came from the male victims. Sutcliffe attacked men. Those incidents were documented, in some cases reported, and consistently set aside because they had no possible connection to the stated motive of targeting sex workers. An investigation that discards contradictory evidence rather than updating its model isn't following the evidence — it's protecting a conclusion.

    The Byford Report would eventually document these failures in detail. This episode traces how they happened and what they cost.

    This episode includes AI-generated content.
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    14 分
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