Our politics and the things that divide us seem to become more polarising by the day. Reading is still one of the best ways to broaden our horizons. It takes the fiery passion from differing viewpoints and allows people to engage in a healthy and respectful way. With this in mind, here are some must read non-fiction books that will help to challenge your perspective. Caste: The Origins of Our Discontents - Isabel Wilkerson Wilkerson explores the deep-seated caste system that has shaped America and shows how hierarchical divisions define our lives. Caste is the "granting or …