Maxim Samson is a geographer with specific interests in religion, education and cities. Originally from England, where he earned a PhD in Geography at the University of Leeds, Maxim now teaches at DePaul University in Chicago and chairs an international research group specialising in the geographies of religions and belief systems. In his spare time, he enjoys long-distance running, maintaining his Duolingo streak and gradually adding to his kaleidoscopic flag collection. Invisible Lines is his first book.