What is Y-DNA testing, and what is it used for? We'll explain the who, what, where, when why, and how of Y-DNA testing, and its applications for genealogy.DNA testing for genealogy has become really popular in the past few years, and incredible discoveries are being made through DNA testing that in many cases, could not be made any other way. Most of the recent attention has been on autosomal testing. However, Y-DNA testing also provides great genealogical value, and while more limited in … [Read more...]
To Test or Not to Test – An Excellent Question
"Should I take a DNA test?" We evaluate the reasons for - and against- taking a DNA test.*This article originally appeared in NGS Magazine, and is reprinted with permission.The first hurdle a researcher may face as they contemplate engaging with the growing field of genetic genealogy may be the decision of whether or not to take a DNA test in the first place. While DNA testing is increasingly useful for the genealogist, the power of genetic genealogy to reveal surprising or unexpected … [Read more...]
“Go Fish!” 7 Tips for Casting a Wide DNA Net
When seeking to identify a biological relationship, don't overlook the importance of casting a wide DNA net. We'll show you how!*names have been changes to protect privacyWhat Does "Casting a Wide DNA Net" Mean?Over the last decade, DNA testing has proven to be a powerful tool in genealogy research. One of the strategies repeated most often is the recommendation to "cast a wide net", or test at all the major testing companies. This is also commonly referred to as “fishing in all ponds.” … [Read more...]
“The Milkman’s Son”: Tips for Writing a Captivating Family History, and a Giveaway!
Randy Lindsay, author of The Milkman's Son, shares tips for writing a family history others will want to read, PLUS a giveaway for a copy of his book.Randy's StoryIn the summer of 2005, an ordinary trip to visit my dad changed my life. I should have known I was in for a surprise when he muted the sound on the television and had an actual discussion with me. Dad told me he was having dreams. He saw the faces of people he believed were his ancestors and even though none of these ghosts spoke … [Read more...]
“Where Are My Ancestors From?” 5 Tips for Using Migration Patterns in Family History Research
If you're having difficulty pinpointing your family's origins, these tips are for you! We share how to use migration patterns to extend your family history.You want to extend your family tree as far back as records will allow, but what do you do if you’re having a difficult time pinpointing your family’s origins? Migration patterns and genetic communities offered by DNA testing companies are two of the most overlooked pieces of research we have at our disposal. The following 5 tips will help … [Read more...]
How Do I Determine Genetically Equivalent Relationships?
An understanding of genealogical relationships is necessary before diving into genetically equivalent relationships in your family history. This article will provide an overview of both concepts.Correctly evaluating shared DNA within the context of genetically equivalent relationships first requires mastery of genealogical relationships. Here we review important genealogical relationships based on some of the pertinent variables. For the sake of simplicity, we limit our analysis to biological … [Read more...]
Dealing with Endogamy, Part II: Test Multiple Relatives
In a recent blog post, Dealing with Endogamy: Part I, we explored the unique challenges of interpreting autosomal DNA test results for individuals from endogamous populations. Endogamy is the custom of marrying only within the limits of a local community, clan, or tribe over the course of many generations. Pedigree collapse, a related concept, occurs when two related individuals produce offspring. As a result, the number of unique individuals occupying locations in a pedigree … [Read more...]
Exploring Ethnicity with DNA: Part I
DNA tests can reveal important details regarding ancestry and ethnic origins. We explore how DNA and ethnicity are intertwined.Many of the queries we receive at Legacy Tree Genealogists concern elusive ancestors who are difficult to trace. Sometimes there are rumors of descent from Native American, African, or Jewish ancestry. Other times there are no clues at all regarding an ancestor’s origins. In cases of ethnic origins, DNA testing is a unique tool that can assist in proving or … [Read more...]
The Who, What, Where, and Why of Genetic Genealogy Testing
In the future, genetic testing will become an increasingly integral part of the fields of family history and genealogy. Even now, genetic testing is sometimes considered necessary as part of the reasonably exhaustive search required for the genealogical proof standard.In this introduction to DNA testing for family history purposes, we'll outline how DNA tests work, provide an explanation of the tests available and the companies that offer them, and finally, explain what results you can … [Read more...]
DNA: Transforming African American Genealogy
Are you interested in learning more about your African American heritage? Advancements in African American DNA testing may provide answers when historical records don't exist. In 2006, PBS aired a television program called African American Lives in which Henry Louis Gates Jr. explored the genealogies of prominent African-Americans. In this mini-series, Gates used traditional genealogical research in combination with DNA analysis to reveal secrets about his guests’ family histories.[1]As … [Read more...]