How To Separate Meaningful Data From Quantified Bullshit

Last year I got my test results from the 23andMe genetic testing and found it to be fascinatingly useless. The numbers told me I was 99% South Asian and offered head-scratching “insights” like that I have an “average chance of hating chewing sounds.” This week an excerpt from a new book called A Brief History of Everyone Who Ever Lived devastatingly refers to these tests as “genetic astrology” and debunks the science behind them. It’s a compelling read and effectively raises a red flag on the...