He was born in Dartmouth, British Guiana attending the village primary school where he eventually became a teacher before entering the
Cyril Potter College of Education (known at the time as the Teachers' Training College). Reid studied veterinary medicine at the
Tuskegee Institute in Alabama, then returned to Guyana in 1955, and married Ruth Chalmers. he moved to England where he became a member of the
Royal College of Veterinary Surgeons, and then practiced in the
Canadian province of
Saskatchewan. He returned to Guyana in 1958 and took on a position at Bookers Sugar Estate as the Chief Veterinary Officer, and became involved in politics in 1960 when he joined the
People's National Congress. == Political career ==