An absorbing tale of science and showmanship, ideology and enterprise, that provides not just a fascinating history of our country, but also crucial insight into the deep currents that continue to propel modern lifeDuring the contentious and progressive antebellum era, the Fowler family preached a gospel of self-improvement to a nation eager to embrace its foundational beliefs. For the first time, this new “science” of phrenology offered all Americans the ability to improve their station by unlocking their innate mental and emotional truths. Revered politicians, quirky celebrities, infamous criminals, and social outcasts all found their way to the Fowlers for skull readings.Brimming with the energy to change the world, the Fowlers connected phrenology to practically every aspect of life in the young nation—from abolition to women’s rights, temperance to prison reform, spiritualism and mesmerism to vegetarianism and sexual education. But there...