Have you heard the term “triangulation” applied to using DNA in genealogy and wondered what it meant? Triangulation is such a powerful tool that the major DNA testing companies as well as third party companies are working hard to provide easier ways for using this concept. In this article, I’ll explore pedigree triangulation and show you examples to help you understand what it is and how it can confirm your research and make progress on genealogical challenges. Two types of triangulation can be used with genetic genealogy: pedigree triangulation and segment triangulation. We’ll discuss pedigree triangulation in this article and...