Book excerpt: "The Enlightenment's Most Dangerous Woman: Émilie du Châtelet and the Making of Modern Philosophy introduces the work and legacy of philosopher Émilie Du Châtelet. As the Enlightenment gained momentum throughout Europe, Châtelet broke through the many barriers facing women at the time and published a major philosophical treatise in French. Due to her proclamation that a true philosopher must remain an independent thinker rather than a disciple of some supposedly great man like Isaac Newton or René Descartes, Châtelet posed a threat to an emerging consensus in the Enlightenment. The Enlightenment's Most Dangerous Woman highlights the exclusion of women from colleges and academies in Europe and the fear of rupturing the gender-based order"--