Johann Conrad Amman (born on February 7th 1669 with Schaffhouse, Swiss and died in 1724 with Warmoud close to Leyde, Netherlands) is especially known for its research on the physiology of phonation and the demutisation of the deaf-mute ones.

Biographical elements

Doctor of Swiss origin, born in Schaffhouse in 1669, died in Warmoud, close to Leyde, in 1724, it was accepted doctor of medicine in Basle, in 1687, following an inaugural essay being entitled aegro pleuropneumonia laborante . He lived thereafter in Amsterdam, where he enjoys a great reputation. He refused, in 1714, a pulpit which its birthplace offered to him. He dedicated himself with a creditable perseverance with the instruction of deaf-mute and devoted himself to remarkable research on the physiology of the voice and phonation. Its work Surdus Loquens seu Methodus qua which Surdus Natus is Loqui Discere Possit , appeared in 1692, was translated into Dutch the same year, then in English in 1694, German in 1747, without counting all the Latin editions. Its first supplemented work again appeared in 1700 pennies the title Dissertatio of loquela which immediately knew many translations in several languages until the end of the XIXe century. It had gone to Amsterdam to perfect its medical formation near Hermann Boerhaave, doctor considered in all Europe for the quality of its clinical teaching. Johann Conrad Amman also supervised in 1709 the publication of complete works of Caelius Aurelianus, doctor of antiquity in the Wetsteins brothers, booksellers famous editors of Amsterdam.

Publications on line

• Amman J.C., 1779, Essay on the word, transl. of Latin by Mr. Beauvais de Préau, in Cl. F. Deschamps, 1779. (starting from page 275 of the digitized edition)