It seems to be important in some sorts of cancer, and there is also evidence that regulation by methylation can be passed from parent to offspring, meaning that characteristics acquired by one generation may be inherited by the next.
And everyone assumes "the offspring is benefitting from the parent's name, " says David Dotlich, chairman of Pivot Learning LLC, a leadership consultancy.
What Washington State has enshrined into law is a very questionable analogy to open adoption: just as adopted children are increasingly granted the right to access information about their birth parent or parents so too should donor offspring have the right to identifying information about the donor.