Howard wrote and composed the gospel classic "Teach Us To Pray"[5] and was organist and choir director at Convent Avenue Baptist Church in Harlem.
The other brothers in this accomplished African American family included Lawrence, William, and John Wesley who were all classically trained musicians and educators.
had moved the family from Atlanta to Harlem, New York in the 1930s, but Mann went South again to attend college at Tuskegee Institute.
Judith Reagin Walk was born in Yokohama, Japan in 1949 during Mann's post World War II overseas tour of duty.
He accepted a full-time assistant professorship of pathology at his alma mater (Howard) in 1961 and by 1970 was promoted to the rank of professor and named Medical School Dean.
During Mann's Deanship, a more rigorous entrance process was instituted and the entering Freshman class size at the Medical School was increased to 128.
[9] Mann's honors include being awarded an honorary Doctor of Science degrees from Georgetown University and the University of Massachusetts; serving as a diplomate of the National Board of Medical Examiners and the American Board of Pathology; and being bestowed the title of Knight Grand Commander of the Human Order of African Redemption from the Republic of Liberia.