Weeks was born on August 15, 1923, at Crozierville, the son of a Methodist minister.
[1] Weeks was secretary to Liberia's delegation to the Ninth Session of the United Nations General Assembly in 1954–5.
[1] Admitted to the Bar in Montserrado in 1955, that year Weeks also began lecturing at the Louis Arthur Grimes School of Law at the University of Liberia.
He was special consultant to the UNESCO Conference of Higher Education in 1961–2, a deputy member of the administrative board of the International Association of Universities from 1965 to 1970, and president of the International Association of University Presidents in 1971–2.
In 1972 he gave up his university post to replace Joseph Rudolph Grimes as Secretary of State (later renamed Minister of Foreign Affairs) under President William Tolbert.