The JCS Criminal Psychology meme is inspired by the YouTube channel 'Jim Can't Swim,' which became famous for its detailed breakdowns of real-life police interrogations and suspect behavior. The memes typically replicate the channel's clinical and suspenseful atmosphere, often featuring the signature 'JCS' watermark and deadpan narration that over-analyzes subtle physical cues. While the original videos deal with serious criminal cases, the internet adapted the format to mock social awkwardness, obvious lies, or trivial mistakes. It serves as a humorous way to pretend that even the most mundane human interactions are being dissected by a professional forensic psychologist.