On December 6, 2023, a mass shooting occurred at the University of Nevada, Las Vegas (UNLV). Three people were killed, and three additional people were wounded. Two of the wounded were police officers. The perpetrator was killed in a shootout with police. DR. JOHN MATTHIAS is an adjunct professor at UNLV. He is a licensed clinical and forensic psychologist with 30 years’ experience in both clinical and forensic work. He serves as an expert witness for the federal government and has consulted on numerous high-profile cases for District Attorney’s offices and defense attorneys in several states. In the forensic area, Dr. Matthias has developed expertise in personality assessments, hidden behavioral motivations, complex trauma and criminal psychology. In the clinical realm, he has worked with numerous victims. He received his Master’s degree in Marriage, Family and Child counseling, as well his doctorate degree, from the University of Southern California. Dr. Matthias graduated with honors in philosophy from Princeton University, and he won the prestigious McCosh Thesis prize while there. In high school he graduated valedictorian from a large public high school in Chicago where he was chosen to participate in a ground-breaking valedictory study that continues to this day. LAUREN MATTHIAS worked as an anchor and reporter for ABC, NBC, and FOX News in Idaho and Salt Lake City, Utah. She spent a decade reporting on a diverse range of topics from high profile crimes to Presidential visits. Most recently, she reported for Salt Lake City’s ABC affiliate News4Utah. In 2015 she received the Idaho State Broadcaster’s Association Best Reporter award. She left the reporting world to produce the Hidden True Crime Podcast along with her husband Dr. John Matthias, a forensic psychologist. She is a frequent contributor for News Nation. Your support helps us produce these podcasts/videos. We have some big plans to explore the true crime terrain in a way that no one else has attempted. HIDDEN: A TRUE CRIME PODCAST is: CRIMINAL PSYCHOLOGY REINVENTED. Join us on a journey into the darkest recesses of the human mind and the unconscious motivations that drive human behaviors in order to understand the world and ourselves. TO SUPPORT: https://www.patreon.com/hiddentruecrime https://paypal.me/hiddentruecrime Our Sponsors:* Check out Acorns: https://acorns.com/HIDDENTRUECRIME* Check out Acorns: https://acorns.com/HIDDENTRUECRIME* Check out Armoire and use my code HIDDENTRUECRIME for a great deal: https://www.armoire.style* Check out Effecty and use my code HIDDENTRUECRIME for a great deal: https://www.effecty.com* Check out Happy Mammoth and use my code HIDDENTRUECRIME for a great deal: https://happymammoth.comSupport this podcast at — https://redcircle.com/hidden-a-true-crime-podcast1836/donationsAdvertising Inquiries: https://redcircle.com/brandsPrivacy & Opt-Out: https://redcircle.com/privacy Learn more about your ad choices. Visit podcastchoices.com/adchoices