Jean-Baptiste Biot was a French physicist recognized for his contributions to optics and acoustics. He is also known for his work in magnetism and the development of the Biot-Savart law. Biot was born on April 21, 1774, and died on February 3, 1862.
Source: Elements of Electricity, Magnetism, and Electro-dynamics: Embracing the Late Discoveries and Improvements, Digested Into the Form of a Treatise : Being the Second Part of a Course of Natural Philosophy, Compiled for the Use of the Students of the University at Cambridge, New England