Geni does the family tree thing pretty well, including dead relatives, in laws, and links to family trees related through marriage and such. Family members can

Geni does the family tree thing pretty well, including dead relatives, in laws, and links to family trees related through marriage and such. Family members can add other family members, which is how we do it in my family due to the non technical nature of the older members. If you're talking full integration with facebook, that's another story.