When orphans aren't actually orphans

The Sun Won't Come Out Tomorrow : The Dark History of American Orphanhood explores the history of orphanhood in America .

Author Kristen Martin lost her own parents to cancer as a child.

The book takes readers from the proliferation of religious orphanages in the 1800s to the modern foster care system.

Children's Aid Society was founded in the 1800s and early 1900s .

The children who were spending time in orphanages mostly had at least one parent who was living.

It's easier for us as a culture to just ignore that they exist, author says.

A lot of orphans have just been poor children or children separated from their families.

Often, after natural disasters or wars, we hear about orphans who need help.

In general, these children are not orphans -- they have parents who can take care of them, who are still living, or larger family networks.

Instead, it’s this happy story of, “Oh look, a firefighter has rescued this baby”.