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Lisa Mathewson has defended clients in criminal matters for nearly twenty-five years. She has an active appellate practice spanning multiple circuits and the U.S. Supreme Court. She also handles matters from the investigative stage through trial and sentencing, and co-counsels with colleagues who value her appellate expertise to present and preserve legal issues at the grand jury and trial stage.
Ms. Mathewson is currently a Vice-Chair of NACDL’s Amicus Curiae Committee, with responsibility for the Third Circuit, Co-Chair of NACDL’s White Collar Committee; and a member of its Bylaws Committee. Outside of NACDL she is a member of the Selection Committee for the Criminal Justice Act Panel for the U.S. District Court for the Eastern District of Pennsylvania. Ms. Mathewson has been recognized by her peers as a Pennsylvania “Super Lawyer” in the area of white collar criminal defense every year since 2011, and before that as a “Rising Star Super Lawyer. Before forming The Law Offices of Lisa A. Mathewson in 2009, she was a partner in a boutique Philadelphia white collar defense firm and practiced with a large international law firm. She graduated with highest honors from the University of Connecticut School of Law in 1995, and clerked at the District of Columbia Court of Appeals.
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Alcohol, Blackouts and Consent in Sex Cases
This comprehensive training program provides defense attorneys with a rigorous, science-backed approach to dismantling prosecutorial narratives, exposing unreliable testimony, and ensuring that juries are properly educated on the complexities of memory, intoxication, and consent. You'll explores critical mistakes and misconceptions encountered in these cases, including errors in memory reconstruction after an event, incorrect inferences, cognitive schemas, suggestibility, contamination and misinformation, mistakes of fact and more.
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Overcoming the Presumption of Guilt and Defining Reasonable Doubt
Reasonable Doubt, what is it?
In order to win criminal cases, the defense practitioner must object to a reasonable doubt standard that lowers the burden of guilt. This program will discuss proven methods to argue and define reasonable doubt persuasively to a jury. You’ll learn how define reasonable doubt using metaphors and hypothetical scenarios that force juries to dispute the evidence, conflicts in the evidence, or even lack of evidence in your case.
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The DIY of DNA: Exoneration Through DNA Evidence
This presentation might be the first time you’re truly able to truly grasp the fundamentals of DNA evidence. This critical presentation blends real-world storytelling with clear, practical instruction—making DNA evidence finally feel accessible, even to non-scientists—while inspiring attorneys to dig deeper, ask smarter questions, and approach forensic science with newfound confidence. You’ll learn how to identify and interpret electropherograms, understand autosomal vs. Y-STR testing, and recognize the limits of DNA evidence—particularly when it involves partial or mixed samples.
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AI Rising: Integrating & Fighting the Use of Artificial Intelligence
This unique online training will discuss hot topics in AI, including how you might integrate these tools into your practice, use them ethically, and, how you might attack law enforcement’s use of AI tools to ensnare your clients. You'll also uncover e-discovery and combing through terabytes of data all the way to using ChatGPT to test cross-examination questions. These tools can generate content and reach conclusions.
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A Defender's Guide to Federal Evidence - 2nd Edition
This brand-new 2nd Edition 2024 Guide to Federal Evidence is the only federal evidence handbook written exclusively for criminal defense lawyers. The updated 2024 Guide analyzes each Federal Rule of Evidence and outlines the main evidentiary issues that confront criminal defense lawyers. It also summarizes countless defense favorable cases and provides tips on how to avoid common evidentiary pitfalls. The 2nd Edition Guide contains multiple new and updated user-friendly flowcharts aimed at helping the criminal defense lawyer tackle evidence problems.
