Dr. Woodson lobbied schools and organizations to participate in a special program to encourage the study of African American history, which began in February 1926 with Negro History Week. The program was later expanded and renamed Black History Month. (Woodson had chosen February for the initial weeklong celebration to honor the birth months of abolitionist Frederick Douglass and President Abraham Lincoln.)
Mary Beatrice Davidson Kenner (1912-2006) was an African-American inventor most noted for her toilet-tissue holder and the sanitary belt with a moisture-proof napkin pocket.
Patricia Bath was the first African American to complete a residency in ophthalmology and the first African American female doctor to receive a medical patent. She invented the Laserphaco Probe for cataract treatment in 1986.
A groundbreaker as one of the few African American engineers in the industry at the time, Lawson grew up in Queens, New York. He was a lifelong inventor.