Michael H. Stone

Michael H. Stone is a forensic psychiatrist and professor emeritus at Columbia College of Physicians and Surgeons. He developed the Stone Scale, a 22-point classification system that ranks murderers and other violent criminals based on the nature and severity of their crimes. Stone has appeared as an expert commentator on numerous television programs about criminal psychology, including "Most Evil" on Investigation Discovery and "Deadly Women." His forensic expertise focuses on personality disorders, particularly psychopathy and borderline personality disorder, in violent criminals. He has evaluated hundreds of murderers and violent offenders throughout his career, often testifying in court cases. Stone combines clinical psychiatry with criminology to analyze the psychological factors behind extreme violence. His work bridges academic research and popular education about criminal behavior. Stone has written extensively about the intersection of mental illness and violence, examining how different personality disorders contribute to criminal acts.

Readers find Stone's clinical approach to examining violent criminals both fascinating and disturbing. Many appreciate his systematic classification of evil acts and his ability to explain complex psychological concepts in accessible terms. Readers value his extensive case studies and real-world examples drawn from his forensic practice. Some readers praise Stone's objective, scientific perspective when analyzing heinous crimes without sensationalizing the material. They find his psychological insights into the minds of killers illuminating and educational. Critics argue that Stone's work can feel dry or overly clinical at times. Some readers want more narrative storytelling rather than case-by-case analysis. A few question whether attempting to categorize and rank evil acts serves a useful purpose beyond academic interest. Several readers note that Stone's television appearances helped them understand his written work better. Others find his classification system helpful for understanding different types of violent offenders, though some debate the validity of ranking evil on a numerical scale.