Who We Are and How We Got Here
David Reich is a professor in the Department of Genetics at Harvard Medical School, and an innovator in the field of ancient human DNA analysis. In Who We Are and How We Got Here (2018) he explains his work, referring to the “ancient DNA revolution” as the ability to extract DNA from ancient bones and sequence ancient genomes. It has revealed wide-ranging information about the interactions and migrations of different ancient humans throughout the world. I appreciated that at the beginning of each chapter there is a diagram of the migrations covered in the chapter. This was a useful overview of the information. Chapter 1 begins with a very clear explanation of what DNA is and how it is extracted from ancient bone. The information and terminology presented in this chapter is referred to throughout the book, so the it is helpful for the reader to pay attention. That being said, with this background information, the further explanations are very clear to follow. The research that Reic