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LDTTag: <span>physiological measurement</span>

Tag: <span>physiological measurement</span>

March 26, 2026

Domenico Mosso: Angelo’s Brother & the Plethysmograph

Discover how Angelo Mosso's plethysmograph, ergograph, and human balance board — and the Turin scientific circle — laid the groundwork for modern polygraph testing.

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February 8, 2026

Testing Environment & Polygraph Accuracy: APA Guidelines

Learn how temperature, noise, lighting, privacy, and equipment placement affect polygraph accuracy. APA-aligned environmental guidelines for optimal testing.

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