Genetics Brief letters Since Cheddar Man we’re all immigrants British DNA | The contraceptive pill | Deinocrates | G2 staples | London fatberg A forensic anthropologist at the Natural History Museum measures the 10,000-year-old skull of Cheddar Man in 2010. DNA Photograph: Graham Turner for the GuardianThe most interesting line in your article on Cheddar Man (7 February) is that only 10% of the white British population can trace their ancestry back to this ancient migrant group, who could well be termed indigenous. Dr Lola MartinezOxford• Re Jenni Murray’s experience, I had no problem getting the contraceptive pill in 1968 (The pill in the 1960s, G2, 31 January). I hope that in the not too distant future the vast majority of people will not have heard of Boris Johnson either. Chris OsborneWest Bridgford, Nottinghamshire• Join the debate – email guardian.letters@theguardian.com• Read more Guardian letters – click here to visit gu.com/letters

Source: The Guardian February 11, 2018 17:48 UTC