18th June 2010, The Wall Street Journal.
Seventy-one percent of the adult offspring of these single mothers agree that: "My sperm donor is half of who I am," and 78% wonder "what my sperm donor's family is like." Half report that they "feel sad" when they see "friends with their biological fathers and mothers." Donor offspring with single mothers also are much less likely to report that they can rely on their family. Fifty-six percent of these offspring said they depend more on friends than on family, compared to just 29% of young adults born to two biological parents.