Tag «PCSOT»

Benjamin Lawrence Petty Files Appeal to U.S. Supreme Court

On 19 January 2018, in a case that garnered international attention, Benjamin Lawrence Petty of Spencer, Oklahoma pleaded guilty to raping and sodomizing a 13-year-old girl at the Falls Creek Baptist Conference Center, a church-run summer camp, and in accordance with a negotiated plea agreement was sentenced to 15 years on probation. Petty is legally …

Polygraph Screening Failed to Deter Convicted Sex Offender Luke Michael Churchill from Raping Daughter

On 14 June 2022, the U.S. Department of Justice in a press release announced that Luke Michael Churchill of Wilmington, North Carolina, had been sentenced to 40 years in prison after pleading guilty to a single count of production of child pornography. The press release notes that Churchill “photographed his sexual abuse of a four-year …

Kyriakos Kotsoglou on Polygraphs in the British Legal System

In episode 102 of the legal podcast Excited Utterance, Vanderbilt University law professor Edward K. Cheng (@edwardkcheng) interviews Northumbria University senior lecturer in law Kyriakos N. Kotsoglou (@Kyri_Kotsoglou) about the use of polygraphs in the United Kingdom, with an emphasis on Kotsoglou’s new article, “Zombie Forensics: the use of the polygraph and the integrity of …

The Guardian’s Ian Sample on Polygraph Use by the British Ministry of Justice

The Guardian’s science editor, Ian Sample, sits for a polygraph “test” and reports on the British Ministry of Justice’s growing reliance on the pseudoscience of polygraphy. Excerpt: The Ministry of Justice introduced compulsory lie detector tests for sex offenders in 2014. But now the controversial technique is poised to become more widespread in the British …

Oklahoma Probationer Benjamin Lawrence Petty Sentenced to 15 Years’ Imprisonment for Failing Polygraph and Denying Guilt

On Friday, 23 October 2020, Oklahoma district judge Dennis Morris revoked Benjamin Lawrence Petty’s probation and sentenced him to 15 years in prison because he allegedly failed two polygraph “tests” and denied having committed the crime for which he was on probation. In 2016, Petty pleaded guilty to raping and sodomizing a 13-year-old girl at …

Convicted Sex Offender Who Purchased Doug Williams’ How to Sting the Polygraph Passed Four Polygraph Examinations

On 21 February 2013, federal agents raided former police polygraphist Doug Williams‘ home and office, seizing his customer records as part of an investigation targeting polygraph countermeasure instructors. The U.S. government used these records to create a interagency watch list of individuals who had purchased Williams’ manual, How to Sting the Polygraph, an accompanying DVD, …

Minnesota Appeals Court Rules Polygraph Results Inadmissible in Probation-Revocation Proceedings

In a 10-page published decision (PDF) filed on 23 May 2016, the Minnesota Court of Appeals ruled that “[b]ecause polygraph testing has not been proven reliable, polygraph test results are not admissible as substantive evidence of a probation violation in probation-revocation proceedings.” The case is State of Minnesota, Respondent, vs. Chad Michael Nowacki, Appellant.

Federal Appeals Court Rules Certain Mandatory Sex Offender Polygraph Questions Unconstitutional

The United States Court of Appeals for the 10th Circuit has ruled in a 25-page opinion (PDF) that a convicted sex offender in a post-conviction polygraph program cannot be compelled to answer questions about his sexual history that could tend to incriminate him. So-called “sexual history polygraphs” are commonly administered early in such programs, and …