And oftentimes it's really hard for Black families to research their family genealogy because there's just so little information recorded.

通常，黑人家庭很难研究他们的家谱，因为记录的信息太少了。

My late husband Bart had his investigator research our whole family.

我前夫巴特请私人侦探调查了我们全家。

Nearly 50 years ago, as a doctoral student in child development and family studies at the University of Wisconsin-Madison, she researched families with at least one member who was either physically or psychologically absent.

大约50年前，作为威斯康星大学麦迪逊分校儿童发展和家庭研究的博士生，她研究了至少有一名成员在生理或心理上缺席的家庭。