Justin Rosas received his JD from the University of Kentucky J. David Rosenberg College of Law and became a state court public defender in Medford for the next six years, eventually practicing almost exclusively in cases with mandatory minimum sentences. He currently is a criminal defense lawyer based in Medford, Oregon. Since 2013, he has run the Law Office of Justin Rosas and practices throughout southern Oregon in both state and federal courts. Mr. Rosas is a member of the Criminal Justice Act (CJA) panel and has tried more than 50 cases to a jury. He is a member of the faculty of the Trial Skills College (hosted by Oregon Criminal Defense Lawyers Association), has served as chair of the State Professional Responsibility Board (SPRB), and has prosecuted bar violations against prosecutors for the Oregon State Bar (OSB). He is active in the National Association of Criminal Defense Lawyers (NACDL) and the National Criminal Defense College (NCDC). In his free time, he loves running marathon distance or longer races and is a huge fan of University of Kentucky Wildcats basketball.
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Using Chat GPT in Criminal Cases - Writing Better Prompts
Want a motion written in plain language but grounded in Tennessee case law? Need a summary of Fourth Amendment jurisprudence with primary and secondary citations? This is where you learn how to get that—on demand, and with far less editing. This training is designed specifically for attorneys—busy professionals who need fast, accurate, and case-relevant AI support. Whether you’re drafting motions, brainstorming legal strategy, summarizing complex case law, or preparing cross-examinations, the quality of your AI output comes down to one thing: how you ask for it.
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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.
