| A | B |
| Voltaire | satirical philosopher who advocated tolerance and freedom of religion |
| John Locke | political thinker advocating self-government |
| Montesquieu | philosopher who advocated separation of powers |
| Thomas Hobbes | political thinker who argued in favor of strong governments |
| Jean Jacques Rousseau | argued that civilization corrupts human goodness |
| Denis Diderot | edited and published first encyclopedia |
| Frederick the Great | ruled Prussia as an enlightened despot |
| Catherine the Great | ruled Russia as an enlightened despot |
| Nicolaus Copernicus | astronomer who proposed the heliocentric theory |
| Galileo | invented the first telescope |
| Adam Smith | Father of Free Enterprise |