Sadie Tanner Mossell Alexander was the first Black American to earn a Ph.D. in economics in the U.S., which she received from Penn in 1921 (Photo from University Archives & Records).
Sadie Tanner Mossell Alexander was the first Black American to earn a Ph.D. in economics in the U.S., which she received from Penn in 1921 (Photo from University Archives & Records).