An Example Research Project demonstrating how autosomal and Y-DNA can work hand-in-hand with traditional genealogical methods and a little detective work to break through long-standing brick walls. Zack Daugherty, an Administrator of the Doherty Surname DNA Project at FamilyTreeDNA, said: “I really enjoyed reading this exhaustive work and love how DNA was heavily leveraged to prove/disprove certain hypotheses. I recommend that many Ó Dochartaigh project members read this write-up to foster ideas on what they can do in their own research. A model example.”