He studied theology in Lausanne, where he passed his examination in 1735, and in Geneva. Tutor in a Swiss captain in the Netherlands of 1735 to 1742, it translated into French some of the first English philosophers of the Lights, as it had already done for the New sermons of John Tillotson in 1728.

He was named deacon (second Pasteur) with Grandson in 1742, then in Orbe in 1747, Pasteur in the same city in 1770 and senior of the class of Sphere in 1771.

Dedicated collaborator of the economic Company of Bern and follower convinced of the mercenary attitude, Bertrand estimated that the development of all the economy and more particularly of industry was to pass by a modernization of agriculture.

Bibliography

H.R. Rytz, Geistliche of the alten Bern zwischen Merkantilismus und Physiokratie, 1971,30-57

Mr. Weidmann, “a Pasteur-naturalist of the XVIII ^E S.”, in RHV, 1986.68