<P> Scientists and critics have praised the book for the pioneering work that it describes . It has also been criticised for its dry style, its political correctness, and for skirting around entrenched attitudes of racism, though other reviewers observe that nothing it says should give racists any comfort . </P> <P> David Reich is a geneticist who has studied ancient human genomes, comparing their patterns of mutations to discover which populations migrated and mixed throughout prehistory . He was mentored by the population geneticist Luca Cavalli - Sforza, who from 1960 pioneered the attempt to match the study of human prehistory by archaeology and linguistics, using the limited genetic data available at that time . </P> <P> Who We Are and How We Got Here was published by Oxford University Press in 2018, ISBN 978 - 0 - 19 - 882125 - 0 . It is credited to David Reich alone, but he explains in the Acknowledgements that the book grew from a detailed collaboration with his wife, Eugenie Reich . </P> <P> The book is illustrated with monochrome maps, diagrams, and timelines . There are no photographs . </P>

Who are we and how we got here david reich