The struggle for women's rights in America was launched largely by one brilliant, determined activist who waged the battle for a half century.
Einstein's opposition to supernaturalism is clear in his personal writing and in testimony of his intimate friends.
Russell's 1927 essay "Why I Am Not a Christian," became a classic refutation of supernaturalism.
Jefferson wrote many attacks on the clergy, and was denounced as a "howling atheist", a "hardened infidel", and an "enemy of religion".
Paine deemed Christianity and all other organised religions frauds sustained by priests and kings. This kept him in trouble much of his life.
After attaining fame and wealth as a witty writer, Voltaire became a fierce crusader against cruelties of the church.
She was jailed eight times, and lacked organised support, yet she never faltered in her determination to free women from perpetual pregnancy.
Lincoln rejected Christianity, never joined a church, and even wrote a treatise against religion. Such matters remain taboo in America.
Twain's contempt and scorn for religion was kept secret for half a century after his death, lest it ruin his stature in Christian America.