Jessica Hyde’s Testimony in the Karen Read Retrial: What You Need to Know

Karen Read
Jessica Hyde
Digital Forensics
True Crime
Boston News

The high-profile murder retrial of Karen Read has captured national attention, with forensic testimony playing a pivotal role. Among the expert witnesses, digital forensics analyst Jessica Hyde has offered insights that could shape the case's outcome. This article explores Hyde's involvement, her findings, and why her testimony matters in the current legal proceedings against Karen Read.

Jessica Hyde testifying in the Karen Read trial

Who Is Jessica Hyde and Why Is Her Testimony Important?

Jessica Hyde is a recognized digital forensics expert brought in by the prosecution during the Karen Read retrial. Her expertise covers advanced analysis of mobile phone data, browser histories, and deleted files. Hyde’s role is critical, as she provides scientific clarity on digital evidence central to the case. Her analysis examines timestamps, search histories, and allegations around potential evidence tampering.

The Focus on Google Search Timing

A major controversy in the Karen Read case stems from a Google search conducted by Jennifer McCabe, a key witness. According to Hyde’s forensic analysis, the search for “how long to die in cold” did not occur at 2:27 a.m., as Read's defense has suggested. Instead, Hyde explained to jurors that the search actually happened at 6:24 a.m., after John O’Keefe was found. This discrepancy is crucial, as it challenges alternative timelines presented by the defense. You can learn more about Hyde’s testimony and the ongoing court proceedings in the Boston Globe’s live trial updates.

Forensic Tools and Methodology

Jessica Hyde utilized industry-standard digital forensic tools, including Cellebrite and Magnet Axiom, to examine the mobile data. She emphasized that relying solely on software timestamps can lead to misunderstandings—particularly concerning open browser tabs and the logs they create. Hyde’s testimony clarified that the 2:27 a.m. timestamp marked when the browser tab was opened, not when the actual search query was submitted. This distinction helps address some of the defense’s primary arguments and asserts the integrity of the data analysis.

Context and Broader Trial Developments

Jessica Hyde clarified additional points under cross-examination, including the limits of a user’s ability to delete call logs and web searches. She also compared mobile device logs to a restaurant’s warming station—emphasizing that untrained examiners might misinterpret intermediate database files as signs of user deletions. This level of detail strengthens the prosecution’s digital evidence and rebuts claims regarding tampering or concealment. For a full recap of Hyde’s testimony and the trial’s progress, see Boston.com’s detailed live trial coverage.

Key Takeaways: The Impact of Jessica Hyde’s Testimony

Jessica Hyde’s role in the Karen Read retrial underscores the importance of technical expertise in criminal investigations. Her testimony challenges defense narratives related to digital evidence and provides a nuanced, fact-based explanation of mobile phone records. As the retrial continues, Hyde’s analysis will remain a focal point for both legal arguments and public interest.

For ongoing updates and live coverage, follow the latest here.


The Karen Read case continues to unfold, demonstrating how digital forensic experts like Jessica Hyde play a crucial role in the modern courtroom. Stay informed to see how expert analysis shapes the pursuit of justice.

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