ROGER BALLEN, born in New York City in 1950, has lived and worked in Johannesburg, South Africa, for more than 30 years. He worked as a geologist and mining consultant before making his name as a photographer by documenting the small dorps or towns of rural South Africa and their isolated inhabitants. Since DORPS was first published in 1986, Roger Ballen has produced a number of notable books, including "Platteland: Images from Rural South Africa, " (1994), "Outland "(2000), "Shadow Chamber" (2005), and "Boarding House" (2009). Ballen regularly shows his work in galleries around the world, and...