Today, we invited Professor Kwon Il-yong, Korea’s first profiler, to discuss the common traits of criminals and how to spot someone with a suspicious vibe.

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#KwonIlYong #KnowledgeInside #Psychopath #Profiler #Crime

00:00 Intro

00:26 Greetings to Subscribers

01:02 The Pattern of Crime in South Korea These Days, Changed Since My Active Days

02:21 Common Traits of Criminals Learned While Solving 3,000 Cases

06:10 ‘Serial Killing Hasn’t Ended’: The True Nature of Recently Evolved Crimes

09:34 Why It Is Difficult to Predict Psychopathic Criminals

12:40 The Chilling Reason Criminals Confidently Plead for Innocence

16:19 You Can Tell If Someone Feels Uneasy by Looking at ‘This Place’

19:39 The Crucial Questions to Identify Liars

24:02 ‘Even Lie Detectors Are Fooled’: The Criminal Who Lied to the End

26:51 Korean Sentencing Guidelines That Even a 30-Year Veteran Profiler Can't Understand

*This video was filmed on March 3, 2026

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