Born into slavery around 1821 in Petersburg, Virginia, Lilly Ann Granderson secretly learned to read and write from her master's children. Lilly Ann read everything she could get her hands on, and through newspapers, she learned of places in the North where slavery had been abolished. She longed to have that freedom too.

As Lilly Ann's reading and writing skills improved, she shared her knowledge with others by starting a school. After toiling for their masters all day, Lilly Ann's students would slip nervously into the night to attend her "midnight" school. Every noise reminded them...