[6] Everdell's dissertation, later published in book form, is notable for being the first work to place Jean-Jacques Rousseau within the Counter-Enlightenment, according to Graeme Garrard.
[7] In 1970, he began teaching at Saint Ann's School in Brooklyn, where he taught world history until retiring in 2016.
One book, The End of Kings (1983, 2000) recaptures the historical definition of "republic" as a state not ruled by one person.
[16] In 2021 Springer published his The Evangelical Counter-Enlightenment, which uses biographical profiles to argue that Wahhabi Islam, Hasidic Judaism, and "Evangelical" Protestant Christianity, which arose nearly simultaneously in the middle of the 18th century CE, are best understood as aspects of what Isaiah Berlin called the Counter-Enlightenment.
[5] His wife, Barbara, was a longtime administrator at Saint Ann's, and together they have two sons, Josh and Chris.