4. The Political Economists and Constitutionalists: Montesquieu (16891755), Quesnay, Turgot, Morelly, Mably.

5. The Sentimentalist: Rousseau (17121778), the most notable figure of France during the Enlightenment.

6. Philosophical Revolutionists: St. Lambert (17161803), Volney (17571820), Condorcet (17431794), Garat (17491833).

In Germany.

1. Thomasius (16551728), the first of the Enlightenment.

2. The Wolffians: Wolff (16791754), Bilfinger, Knutzen (d. 1751), Gottsched (17001766), Baumgarten (17141762).

3. The Geometrical Method and its Opponents: Hansch, Ploucquet, Crousaz, Rüdiger (16711731), Crusius (17121775), Budde, Brucker, Tiedemann, Lossius, Platner.

4. The Psychologists and Related Philosophers: Kruger, Hentsch, Weiss, Irwing, Moritz (17571793), Basedow (17231790), Pestalozzi, and Sulzer.

5. The Independent Philosophers: Lambert (17281777), Tetens (17361805).

6. The Deists: Schmidt, Semler (17251791), Reimarus (16991768), Edelmann.