The Rediscovery of Cousinhood
You have two parents, four grandparents, eight great-grandparents, and so on. Your ancestors double with each generation. And although this may seems very logical and correct, it actually isn’t true! In fact it’s impossible. Take a calculator and keep doubling your ancestors every 25 years or so. Before you get back 2000 years your ancestors outnumber the total world population at that time! And remember, we’re not talking about anyone else here, just your ancestors. Mathematicians, genealogists, and anthropologists have examined this apparent enigma and have come to one conclusion: human history is loaded with cousins marrying cousins. DNA evidence and the human genome project have led to the cooperation between two complementary sciences: genealogy and genetics. While scientists argue about the exact degree of relationship, one fact is quite clear: We are all cousins. Many scientists now estimate that no person in the world—including various so-called “races”—can be no mor...