The Phillips DNA Project News

How many ancestors do you have?

According to an article by Dick Eastman in his Online Genealogy Newsletter, if you go back 40 generations, you have 2,199,023,255,550 ancestors. The problem: that is far more people than have ever lived on the face of the earth. How is that possible? Here is a link to Dick's article that explains what is commonly called a collapsing pedigree.