Q-M242 is the parent to all other Q branches. Its parent is P-M45. YFull dates show that Q-M242 is between 34,000 and 29,800 years old (95% CI). This is a much older date than in older published studies, and perhaps helps explain the great geographic spread of the branches under it.
Aaron Salles Torres is an administrator for the I-M253, I-M223, and the Iberian I1 haplogroup projects as well as the Gonzalez DNA Surname Project and the BEMIS Y-Chromosome DNA Surname Project at FamilyTreeDNA. An avid genealogist, he is also a TV director, author, and animal rights advocate.