For most Americans, Independence Day means firecrackers and cookouts. The Declaration of Independence—whose proclamation, on July 4, 1776, we celebrate—doesn't feature. Contemporary Americans are less likely to read it now that it’s easily available on the Internet, than when it relied on horseback riders for its distribution. It is fair to say that the Declaration... Read More

One of the key points I've tried to stress on this blog is that micro-scale population structure – that is, fine genetic variation across populations can have a substantial impact on societal characteristics. We aren't just talking about continental racial variation. We aren't even talking just about ethnic variation. Sorting within an ethnic groups can... Read More