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Ernst Heinrich Weber
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Weber, Ernst Heinrich Weber, Ernst Heinrich
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Weber, Ernst Heinrich
Weber, Ernst Heinrich Ernst Heinrich Weber, lithograph by Rudolf Hoffmann, 1856.

Ernst Heinrich Weber

German physiologist
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Ernst Heinrich Weber (born June 24, 1795, Wittenberg [Germany]ā€”died January 26, 1878, Leipzig, Germany) was a German anatomist and physiologist whose fundamental studies of the sense of touch introduced a conceptā€”that of the just-noticeable difference, the smallest difference perceivable between two similar stimuliā€”that is important to psychology and sensory physiology. The eldest of three brothers, all of whom achieved scientific distinction, Weber was a professor at the University of Leipzig from 1818 until 1871. Though...

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