Rivers began in 1932 .
Rivers worked for the United States Public Health Service on The Study of Untreated Syphilis in the Negro Male in Macon County , Alabama , popularly known as the Tuskegee syphilis experiment .
Beginning in 1932 , Rivers worked for the United States Public Health Service on The Study of Untreated Syphilis in the Negro Male in Macon County , Alabama , popularly known as the Tuskegee syphilis experiment .