Discover the complete history of lie detection — from Lombroso's 1895 experiments to Larson's 1921 polygraph and modern computerized scoring systems.
Read Article →Dr. James Mackenzie invented the first polygraph for cardiology in the 1890s. Learn how his medical device became the foundation for modern lie detection.
Read Article →John Larson created the first continuous polygraph in 1921 at the Berkeley Police Department, revolutionizing criminal investigation and forensic science.
Read Article →Explore the complete history of lie detection — from ancient rice trials to modern digital polygraph systems. Key inventors, legal milestones & science explained.
Read Article →Discover how August Vollmer, Berkeley's first police chief, pioneered the polygraph, forensic science, and professional policing standards from 1909 to 1932.
Read Article →Discover how William Moulton Marston's 1915 'Breadboard Polygraph' — a simple blood pressure device — launched the modern polygraph era and changed lie detection…
Read Article →Explore 150+ years of polygraph evolution from Mosso's 1870s plethysmograph to AI-powered deception detection. Every pioneer, patent, and breakthrough.
Read Article →Explore 130+ years of polygraph history: from Lombroso's 1890s experiments to AI deception detection, covering every pioneer, landmark court case, and innovation.
Read Article →