Percy Julian. Just weeks after Katherine Johnson… Elbert Frank Cox (December 5, 1895-November 28, 1969) Since childhood, he exhibited a flair for … 1899–1975.

Field: Civil Rights Activist, Medical Professional, Scientist, Chemist, … During his lifetime he was barred from studying and working at many different universities in the U.S. due to racial prejudice. Despite being the son of a railroad worker, David Blackwell became a great mathematician and statistician.
David Blackwell overcame many of these challenges to become a statistics professor at the University of California Berkeley, one of the most prestigious Universities in America.
Neil Armstrong's "one small step for man" may not have happened without this woman.



He was also th… Although much of African Americans' other achievements in careers in mathematical …