"NPE" is an acronym with a history originating in the term “non-paternity event” — a term used in the medical setting when parent/child mismatches were uncovered as a result of clinical genetic testing. NPE has also become the term for a person who has discovered one or both parents is not genetically related to them.

Cory's memoir, Folksong, touches on the pain and hope she felt through her journey at the end of her mother's life and through the discovery soon after that her mother had been keeping a secret about Cory's paternity for decades.

Guest blogger Christiane shares her experience telling her two children of different ages about using double gamete donation (both egg and sperm donation) to conceive them.

Doubt is a common reaction in unexpected DNA family discoveries. It’s not only common, it’s also normal and important.

Podcast Ep: 7 A watershed moment in the life of Dani Shapiro--the discovery that she was donor-conceived--was triggered by an innocent adventure into consumer DNA testing.

Podcast Ep: 6 Want to learn a little bit about where the fear and stigma around cousin marriages come from? Ready to be challenged by listening in on a conversation between two genetic counselors discussing past work with families facing uncertain, traumatic pregnancies?

Podcast Ep: 4 Libby Copeland discusses with Brianne the complex themes she explores in her timely book The Lost Family: How DNA Testing Is Upending Who We Are.

Today’s guest blogger Samantha shares about the decision she and her husband made to tell their children about their sperm donor conception and what the weeks were like after sharing the news.

Stephen Anderson never expected that his decades of family research using traditional methods--genealogical records and oral histories--would be turned into a years-long journey to unravel the truth around his paternity and that of his many siblings.

DNA surprise discoveries are not confined to one person in a family. When a DNA discovery upsets the truth, we see everyone involved hit with the ripples. Pain and anger, clarity and relief---all of these are common and normal reactions.